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    • Male Animal
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Elephant (Loxodonta africana) male, dust bathing, Amboseli National Park, Kenya. Endangered.
01742030
Denis-Huot / Elephant (Loxodonta africana) male, dust bathing, Amboseli National Park, Kenya. Endangered.
Elephant (Loxodonta africana) male, portrait, Amboseli National Park, Kenya. Endangered.
01742029
Denis-Huot / Elephant (Loxodonta africana) male, portrait, Amboseli National Park, Kenya. Endangered.
Elephant (Loxodonta africana) male, portrait, Amboseli National Park, Kenya. Endangered.
01742028
Denis-Huot / Elephant (Loxodonta africana) male, portrait, Amboseli National Park, Kenya. Endangered.
Aerial view of a wild palomino pinto stallion chasing his black mare on the windblown snow on Crooks Mountain, Wyoming, USA. March.
01741994
Carol Walker / Aerial view of a wild palomino pinto stallion chasing his black mare on the windblown snow on Crooks Mountain, Wyoming, USA. March.
A wild pinto stallion with his foal in grassland, McCullough Peaks, Wyoming, USA. October.
01741993
Carol Walker / A wild pinto stallion with his foal in grassland, McCullough Peaks, Wyoming, USA. October.
Two wild stallions, one a brown curly and the other a sorrel, mutual grooming on snow-covered grassland, Salt Wells Creek, Wyoming, USA. January.
01741992
Carol Walker / Two wild stallions, one a brown curly and the other a sorrel, mutual grooming on snow-covered grassland, Salt Wells Creek, Wyoming, USA. January.
A wild red roan stallion rearing up as a rival approaches, Salt Wells Creek, Wyoming, USA. June.
01741990
Carol Walker / A wild red roan stallion rearing up as a rival approaches, Salt Wells Creek, Wyoming, USA. June.
Five wild stallions interacting, portrait, McCullough Peaks, Wyoming, USA. July.
01741988
Carol Walker / Five wild stallions interacting, portrait, McCullough Peaks, Wyoming, USA. July.
Two wild stallions standing nose to nose, the older pinto on the left is the band stallion, McCullough peaks, Wyoming, USA. July.
01741987
Carol Walker / Two wild stallions standing nose to nose, the older pinto on the left is the band stallion, McCullough peaks, Wyoming, USA. July.
A wild grey pinto stallion trotting over grassland, Green Mountain, Wyoming, USA. May.
01741983
Carol Walker / A wild grey pinto stallion trotting over grassland, Green Mountain, Wyoming, USA. May.
A wild black curly stallion bowing his head, posturing at another stallion, Salt Wells Creek, Wyoming, USA. May.
01741981
Carol Walker / A wild black curly stallion bowing his head, posturing at another stallion, Salt Wells Creek, Wyoming, USA. May.
A wild red roan stallion rearing up as another stallion approaches, Salt Wells Creek, Wyoming, USA. May.
01741979
Carol Walker / A wild red roan stallion rearing up as another stallion approaches, Salt Wells Creek, Wyoming, USA. May.
Three wild stallions, two greys and a sorrel, standing in a group, Lost Creek, Wyoming, USA. July.
01741978
Carol Walker / Three wild stallions, two greys and a sorrel, standing in a group, Lost Creek, Wyoming, USA. July.
Wild curly stallion posturing, portrait, Salt Wells Creek, Wyoming, USA. June.
01741977
Carol Walker / Wild curly stallion posturing, portrait, Salt Wells Creek, Wyoming, USA. June.
Wild Bay stallion leading his grey mare across grassland, Lost Creek, Wyoming, USA. July.
01741976
Carol Walker / Wild Bay stallion leading his grey mare across grassland, Lost Creek, Wyoming, USA. July.
Pygmy lemon gobies (Lubricogobius exiguus) pair, guarding their home in a glass bottle, Batangas marine protected area, Luzon, Philippines, Verde Island Passages, Pacific Ocean.
01741952
Alex Mustard / Pygmy lemon gobies (Lubricogobius exiguus) pair, guarding their home in a glass bottle, Batangas marine protected area, Luzon, Philippines, Verde Island Passages, Pacific Ocean.
Coleman shrimps (Periclimenes colemani) pair, female on right, camouflaged in their Fire urchin (Asthenosoma varium) home, Batangas marine protected area, Luzon, Philippines. Verde Island Passages, Pa...
01741951
Alex Mustard / Coleman shrimps (Periclimenes colemani) pair, female on right, camouflaged in their Fire urchin (Asthenosoma varium) home, Batangas marine protected area, Luzon, Philippines. Verde Island Passages, Pa...
Mexican hogfish (Bodianus diplotaenia) male, with Pacific creolefish (Paranthias colonus) behind, swimming over reef, Darwin Island, Galapagos Island, Pacific Ocean.
01741946
Alex Mustard / Mexican hogfish (Bodianus diplotaenia) male, with Pacific creolefish (Paranthias colonus) behind, swimming over reef, Darwin Island, Galapagos Island, Pacific Ocean.
African elephant (Loxodonta africana) calf raising its trunk while walking with herd, Amboseli National Park, Kenya, Africa. November.
01741864
Harry Collins / African elephant (Loxodonta africana) calf raising its trunk while walking with herd, Amboseli National Park, Kenya, Africa. November.
Tiger (Panthera tigris) male, stopping to sniff the trail before crossing a wire fence separating core area to buffer area, Bandhavgarh Tiger Reserve, Madhya Pradesh, India. Endangered. Camera trap.
01741859
Yashpal Rathore / Tiger (Panthera tigris) male, stopping to sniff the trail before crossing a wire fence separating core area to buffer area, Bandhavgarh Tiger Reserve, Madhya Pradesh, India. Endangered. Camera trap.
Tiger (Panthera tigris) male, stopping to sniff the trail before crossing a wire fence separating core area to buffer area, Bandhavgarh Tiger Reserve, Madhya Pradesh, India. Endangered. Camera trap.
01741858
Yashpal Rathore / Tiger (Panthera tigris) male, stopping to sniff the trail before crossing a wire fence separating core area to buffer area, Bandhavgarh Tiger Reserve, Madhya Pradesh, India. Endangered. Camera trap.
Two Common shelducks (Tadorna tadorna) in flight, male chasing another male over pond, Kruibeekse Polder, Belgium. April.
01731565
Bernard Castelein / Two Common shelducks (Tadorna tadorna) in flight, male chasing another male over pond, Kruibeekse Polder, Belgium. April.
Common pochard (Aythya ferina) pair in flight with reedbeds behind, Kruibeekse Polder, Belgium. April.
01731564
Bernard Castelein / Common pochard (Aythya ferina) pair in flight with reedbeds behind, Kruibeekse Polder, Belgium. April.
Common pochard (Aythya ferina) male, in flight, Kruibeekse Polder, Belgium. April.
01731563
Bernard Castelein / Common pochard (Aythya ferina) male, in flight, Kruibeekse Polder, Belgium. April.
Roe deer (Capreolus capreolus) male, standing in woodland, Peerdsbos, Brasschaat, Belgium. July.
01731560
Bernard Castelein / Roe deer (Capreolus capreolus) male, standing in woodland, Peerdsbos, Brasschaat, Belgium. July.
Roe deer (Capreolus capreolus) male, feeding on ferns in woodland, Peerdsbos, Brasschaat, Belgium. July.
01731559
Bernard Castelein / Roe deer (Capreolus capreolus) male, feeding on ferns in woodland, Peerdsbos, Brasschaat, Belgium. July.
Roe deer (Capreolus capreolus) male, feeding on leaves in woodland, Peerdsbos, Brasschaat, Belgium. July.
01731558
Bernard Castelein / Roe deer (Capreolus capreolus) male, feeding on leaves in woodland, Peerdsbos, Brasschaat, Belgium. July.
Javan small-toothed palm civet (Arctogalidia trivirgata trilineata) male looking around and baring teeth, Batu Secret Zoo and Eco Green Park, Batu. Captive.
01739324
Joel Sartore / Photo Ark / Javan small-toothed palm civet (Arctogalidia trivirgata trilineata) male looking around and baring teeth, Batu Secret Zoo and Eco Green Park, Batu. Captive.
Javan small-toothed palm civet (Arctogalidia trivirgata trilineata) male yawning, Prigen Conservation Breeding Ark, Java, Indonesia. Controlled conditions.
01739323
Joel Sartore / Photo Ark / Javan small-toothed palm civet (Arctogalidia trivirgata trilineata) male yawning, Prigen Conservation Breeding Ark, Java, Indonesia. Controlled conditions.
Booted macaque (Macaca ochreata ochreata) pair. One animal is grooming the other before it stops and watches a fly. Safari North Wildlife Park, Brainerd, Minnesota. Captive.
01739321
Joel Sartore / Photo Ark / Booted macaque (Macaca ochreata ochreata) pair. One animal is grooming the other before it stops and watches a fly. Safari North Wildlife Park, Brainerd, Minnesota. Captive.
Sumatran slow loris (Nycticebus hilleri) male looking round at the camera, Taman Safari, Jawa Timur. Endangered. Captive.
01739320
Joel Sartore / Photo Ark / Sumatran slow loris (Nycticebus hilleri) male looking round at the camera, Taman Safari, Jawa Timur. Endangered. Captive.
Sumatran slow loris (Nycticebus hilleri) male looking at the camera, Taman Safari, Jawa Timur. Endangered. Captive.
01739319
Joel Sartore / Photo Ark / Sumatran slow loris (Nycticebus hilleri) male looking at the camera, Taman Safari, Jawa Timur. Endangered. Captive.
Nubian soemmerring's gazelle (Nanger soemmerringii) male looking around. A fly is irritating the Gazelle, causing it to move its head erratically. Al Bustan Zoological Centre, Sharjah. Captive.
01739306
Joel Sartore / Photo Ark / Nubian soemmerring's gazelle (Nanger soemmerringii) male looking around. A fly is irritating the Gazelle, causing it to move its head erratically. Al Bustan Zoological Centre, Sharjah. Captive.
Stone's sheep (Ovis dalli stonei) male looking at the camera and licking its mouth. Then the animal leaves the frame. Assiniboine Park Zoo, Winnipeg. Captive.
01739305
Joel Sartore / Photo Ark / Stone's sheep (Ovis dalli stonei) male looking at the camera and licking its mouth. Then the animal leaves the frame. Assiniboine Park Zoo, Winnipeg. Captive.
Banded allotoca (Allotoca goslinei) pair swimming, one animal leaves the frame, private collection, Vienna. Extinct from wild. Captive.
01739298
Joel Sartore / Photo Ark / Banded allotoca (Allotoca goslinei) pair swimming, one animal leaves the frame, private collection, Vienna. Extinct from wild. Captive.
Javan blue flycatcher (Cyornis banyumas) male looking around, Prigen Conservation Breeding Ark, Java, Indonesia. Critically endangered. Controlled conditions.
01739286
Joel Sartore / Photo Ark / Javan blue flycatcher (Cyornis banyumas) male looking around, Prigen Conservation Breeding Ark, Java, Indonesia. Critically endangered. Controlled conditions.
King bird-of-paradise (Cicinnurus regius) male looking around and vocalising. Then the animal ruffles its feathers. Walsrode Bird Park, Walsrode. Captive.
01739285
Joel Sartore / Photo Ark / King bird-of-paradise (Cicinnurus regius) male looking around and vocalising. Then the animal ruffles its feathers. Walsrode Bird Park, Walsrode. Captive.
Swallow tanager (Tersina viridis) male looking around before flying out of the frame, Walsrode Bird Park. Captive.
01739281
Joel Sartore / Photo Ark / Swallow tanager (Tersina viridis) male looking around before flying out of the frame, Walsrode Bird Park. Captive.
White-spotted cochran frog (Sachatamia albomaculata) pair in amplexus whilst sitting on leaf, Panama.
01740106
Emanuele Biggi / White-spotted cochran frog (Sachatamia albomaculata) pair in amplexus whilst sitting on leaf, Panama.
Close-up of Balearic green toad (Bufotes balearicus) male's eye, Rome, Italy.
01740105
Emanuele Biggi / Close-up of Balearic green toad (Bufotes balearicus) male's eye, Rome, Italy.
Long fingered slender toad (Ansonia longidigita) male calling from top of rock as female below approaches, Kubah National Park, Sarawak, Borneo.
01740103
Emanuele Biggi / Long fingered slender toad (Ansonia longidigita) male calling from top of rock as female below approaches, Kubah National Park, Sarawak, Borneo.
Smooth newt (Lissotriton vulgaris meridionalis) male swimming in pool, Rome, Italy.
01740100
Emanuele Biggi / Smooth newt (Lissotriton vulgaris meridionalis) male swimming in pool, Rome, Italy.
Smooth newt (Lissotriton vulgaris meridionalis) male resting on algae covered rock in pond, Tolfa, Rome, Italy
01740096
Emanuele Biggi / Smooth newt (Lissotriton vulgaris meridionalis) male resting on algae covered rock in pond, Tolfa, Rome, Italy
Agile frog (Rana dalmatina) male sitting at bottom of pond during breeding season, Circeo National Park, Italy.
01739907
Emanuele Biggi / Agile frog (Rana dalmatina) male sitting at bottom of pond during breeding season, Circeo National Park, Italy.
Common toad (Bufo bufo) male swims to surface as pair behind spawn in amplexus, Luni, Viterbo, Italy.
01739892
Emanuele Biggi / Common toad (Bufo bufo) male swims to surface as pair behind spawn in amplexus, Luni, Viterbo, Italy.
Common toad (Bufo bufo) male holding dead female in amplexus, Viterbo, Italy. Female likely killed by mating ball behaviour.
01739891
Emanuele Biggi / Common toad (Bufo bufo) male holding dead female in amplexus, Viterbo, Italy. Female likely killed by mating ball behaviour.
Green toad (Bufotes balearicus) male sitting on boardwalk on street at night after rain, Rome, Italy.
01739890
Emanuele Biggi / Green toad (Bufotes balearicus) male sitting on boardwalk on street at night after rain, Rome, Italy.
Mountain hares (Lepus timidus) pair in winter coat, nuzzling in snow, Cairngorms National Park, Scotland, UK. February.
01740185
Andrew Parkinson / Mountain hares (Lepus timidus) pair in winter coat, nuzzling in snow, Cairngorms National Park, Scotland, UK. February.
Mountain hares (Lepus timidus) pair in winter coat, touching noses in snow, Cairngorms National Park, Scotland, UK. February.
01740184
Andrew Parkinson / Mountain hares (Lepus timidus) pair in winter coat, touching noses in snow, Cairngorms National Park, Scotland, UK. February.
RF - Mountain hares (Lepus timidus) pair in winter coat, nuzzling, Cairngorms National Park, Scotland, UK. February. (This image may be licensed either as rights managed or royalty free.)
01740077
Andrew Parkinson / RF - Mountain hares (Lepus timidus) pair in winter coat, nuzzling, Cairngorms National Park, Scotland, UK. February. (This image may be licensed either as rights managed or royalty free.)
Group of Mountain hares (Lepus timidus) males, following a female, likely in oestrus, across an ice field high in the mountains, Cairngorms National Park, Scotland, UK. March.
01740060
Andrew Parkinson / Group of Mountain hares (Lepus timidus) males, following a female, likely in oestrus, across an ice field high in the mountains, Cairngorms National Park, Scotland, UK. March.
Mountain hares (Lepus timidus) pair, sparring during courtship, Cairngorms National Park, Scotland, UK. February.
01739973
Andrew Parkinson / Mountain hares (Lepus timidus) pair, sparring during courtship, Cairngorms National Park, Scotland, UK. February.
Mountain hares (Lepus timidus) pair, leaping high into the air in a display of boxing behaviour during courtship, Cairngorms National Park, Scotland, UK. February.
01739972
Andrew Parkinson / Mountain hares (Lepus timidus) pair, leaping high into the air in a display of boxing behaviour during courtship, Cairngorms National Park, Scotland, UK. February.
Mountain hares (Lepus timidus) pair, sparring during courtship, Cairngorms National Park, Scotland, UK. February.
01739971
Andrew Parkinson / Mountain hares (Lepus timidus) pair, sparring during courtship, Cairngorms National Park, Scotland, UK. February.
Mountain hares (Lepus timidus) pair, leaping high into the air in a display of boxing behaviour during courtship, Cairngorms National Park, Scotland, UK. February.
01739970
Andrew Parkinson / Mountain hares (Lepus timidus) pair, leaping high into the air in a display of boxing behaviour during courtship, Cairngorms National Park, Scotland, UK. February.
Mountain hares (Lepus timidus) pair, leaping high into the air in a display of boxing behaviour during courtship, Cairngorms National Park, Scotland, UK. February.
01739969
Andrew Parkinson / Mountain hares (Lepus timidus) pair, leaping high into the air in a display of boxing behaviour during courtship, Cairngorms National Park, Scotland, UK. February.
Two Southern elephant seals (Mirounga leonina) juvenile males, sparring on the shore, Macquarie Island, Australian Sub Antarctic Island.
01735459
Russell Laman / Two Southern elephant seals (Mirounga leonina) juvenile males, sparring on the shore, Macquarie Island, Australian Sub Antarctic Island.
New Zealand sea lion (Phocarctos hookeri) male, resting in shallow water next to rocks, Snares Island, New Zealand Sub Antarctic Islands. Endangered.
01735440
Russell Laman / New Zealand sea lion (Phocarctos hookeri) male, resting in shallow water next to rocks, Snares Island, New Zealand Sub Antarctic Islands. Endangered.
Small skipper butterflies (Thymelicus sylvestris) pair mating, Rhodope Mountains, Bulgaria. June.
01734265
Guy Edwardes / Small skipper butterflies (Thymelicus sylvestris) pair mating, Rhodope Mountains, Bulgaria. June.
Silver-studded blue butterflies (Plebejus argus) pair mating, near Bratsigovo, Bulgaria. June.
01734243
Guy Edwardes / Silver-studded blue butterflies (Plebejus argus) pair mating, near Bratsigovo, Bulgaria. June.
European green lizard (Lacerta viridis) male, basking on rocks, near Bratsigovo, Bulgaria. June.
01734239
Guy Edwardes / European green lizard (Lacerta viridis) male, basking on rocks, near Bratsigovo, Bulgaria. June.
European green lizard (Lacerta viridis) male, basking on rocks, near Bratsigovo, Bulgaria. June.
01734234
Guy Edwardes / European green lizard (Lacerta viridis) male, basking on rocks, near Bratsigovo, Bulgaria. June.
Grey-headed flying-fox (Pteropus poliocephalus) male licking female's genitals, Myuna wetlands, Doveton, Victoria, Australia.
01734133
Doug Gimesy / Grey-headed flying-fox (Pteropus poliocephalus) male licking female's genitals, Myuna wetlands, Doveton, Victoria, Australia.
Arrow crabs (Stenorhynchus lanceolatus) pair, female underneath male after mating, male is guarding the fertilised eggs from other male Arrow crabs, protected from predators by Sea urchin quills, Gran...
01722471
Jordi Chias / Arrow crabs (Stenorhynchus lanceolatus) pair, female underneath male after mating, male is guarding the fertilised eggs from other male Arrow crabs, protected from predators by Sea urchin quills, Gran...
Yellow meadow ants (Lasius flavus) winged male alates and larger female alates or queens gathering on a stone garden wall on a warm summer day. Preparing to fly off after emerging from a nest in a gar...
01740588
Nick Upton / Yellow meadow ants (Lasius flavus) winged male alates and larger female alates or queens gathering on a stone garden wall on a warm summer day. Preparing to fly off after emerging from a nest in a gar...
Yellow meadow ants (Lasius flavus), wingless orange workers, winged male alates and larger female alates or queens gathering on a stone garden wall on a warm summer day. Preparing to fly off after eme...
01740587
Nick Upton / Yellow meadow ants (Lasius flavus), wingless orange workers, winged male alates and larger female alates or queens gathering on a stone garden wall on a warm summer day. Preparing to fly off after eme...
Wool carder bee (Anthidium manicatum) male, resting on a  Lamb's ear (Stachys byzantina) leaf within its territory in a garden flowerbed, Wiltshire, UK. July.
01740583
Nick Upton / Wool carder bee (Anthidium manicatum) male, resting on a Lamb's ear (Stachys byzantina) leaf within its territory in a garden flowerbed, Wiltshire, UK. July.
Wool carder bee (Anthidium manicatum) male, hovering near a Lamb's ear (Stachys byzantina) flower, patrolling its territory in a garden flowerbed, Wiltshire, UK. July.
01740581
Nick Upton / Wool carder bee (Anthidium manicatum) male, hovering near a Lamb's ear (Stachys byzantina) flower, patrolling its territory in a garden flowerbed, Wiltshire, UK. July.
Wood-carving leafcutter bee (Megachile ligniseca) female, using her large jaws to repel a male as it approaches her nest burrow within an insect hotel, Wiltshire garden, UK. August.
01740569
Nick Upton / Wood-carving leafcutter bee (Megachile ligniseca) female, using her large jaws to repel a male as it approaches her nest burrow within an insect hotel, Wiltshire garden, UK. August.
Wood-carving leafcutter bee (Megachile ligniseca) female, using her large jaws to repel a male hovering close to her nest burrow within an insect hotel, Wiltshire garden, UK. July.
01740568
Nick Upton / Wood-carving leafcutter bee (Megachile ligniseca) female, using her large jaws to repel a male hovering close to her nest burrow within an insect hotel, Wiltshire garden, UK. July.
Wood-carving leafcutter bee (Megachile ligniseca) male, resting on an insect hotel searching for a mate, Wiltshire garden, UK. July.
01740566
Nick Upton / Wood-carving leafcutter bee (Megachile ligniseca) male, resting on an insect hotel searching for a mate, Wiltshire garden, UK. July.
Large red damselflies (Pyrrhosoma nymphula) pair mating in the wheel position on a plant leaf by a garden pond, Wiltshire, UK. June.
01740552
Nick Upton / Large red damselflies (Pyrrhosoma nymphula) pair mating in the wheel position on a plant leaf by a garden pond, Wiltshire, UK. June.
Social wasp (Dolichovespula sp.) male, grooming its front leg while resting on a leaf, Wiltshire garden, UK. July.
01740529
Nick Upton / Social wasp (Dolichovespula sp.) male, grooming its front leg while resting on a leaf, Wiltshire garden, UK. July.
Yellow banded conops flies (Conops quadrifasciatus) pair, mating on a scabious flowerhead in a garden, Wiltshire, UK. July.
01740525
Nick Upton / Yellow banded conops flies (Conops quadrifasciatus) pair, mating on a scabious flowerhead in a garden, Wiltshire, UK. July.
Black garden ants (Lasius niger), winged male alates massing on a wooden post on a warm summer, preparing to fly off after emerging from a nest in a garden flowerbed, Wiltshire, UK. July.
01740515
Nick Upton / Black garden ants (Lasius niger), winged male alates massing on a wooden post on a warm summer, preparing to fly off after emerging from a nest in a garden flowerbed, Wiltshire, UK. July.
Black garden ants (Lasius niger) wingless workers, winged male alates and larger female alates or queens gathering on wooden sleepers on a warm summer day, preparing to fly off after emerging from a n...
01740513
Nick Upton / Black garden ants (Lasius niger) wingless workers, winged male alates and larger female alates or queens gathering on wooden sleepers on a warm summer day, preparing to fly off after emerging from a n...
Black garden ants (Lasius niger), wingless workers, winged male alates and a larger female alate or queen gathering on a wooden post on a warm summer day, preparing to fly off after emerging from a ne...
01740512
Nick Upton / Black garden ants (Lasius niger), wingless workers, winged male alates and a larger female alate or queen gathering on a wooden post on a warm summer day, preparing to fly off after emerging from a ne...
Common swift (Apus apus) young adult, landing briefly or "banging" to inspect a prospective nest box as its mate air brakes as it flies close by, Box, Wiltshire, UK. June.
01740501
Nick Upton / Common swift (Apus apus) young adult, landing briefly or "banging" to inspect a prospective nest box as its mate air brakes as it flies close by, Box, Wiltshire, UK. June.
White-throated dipper (Cinclus cinclus) engaging in courtship display as another dipper perches on rock and dives beneath water. Mallards swim in river behind, Lucerne, Switzerland, January.
01734323
Roman Willi / White-throated dipper (Cinclus cinclus) engaging in courtship display as another dipper perches on rock and dives beneath water. Mallards swim in river behind, Lucerne, Switzerland, January.
African golden cat (Caracal aurata celidogaster) male aged 7 years, resting, portrait, Park Assango, Gabon. Captive.
01737349
Joel Sartore / Photo Ark / African golden cat (Caracal aurata celidogaster) male aged 7 years, resting, portrait, Park Assango, Gabon. Captive.
Mexican free-tailed bat (Tadarida brasiliensis cynocephala) male, head portrait, Sulphur Creek Nature Center, California, USA. Captive.
01737334
Joel Sartore / Photo Ark / Mexican free-tailed bat (Tadarida brasiliensis cynocephala) male, head portrait, Sulphur Creek Nature Center, California, USA. Captive.
Mexican free-tailed bat (Tadarida brasiliensis cynocephala) male, portrait, Sulphur Creek Nature Center, California, USA. Captive.
01737333
Joel Sartore / Photo Ark / Mexican free-tailed bat (Tadarida brasiliensis cynocephala) male, portrait, Sulphur Creek Nature Center, California, USA. Captive.
Grey-crowned Central American squirrel monkey (Saimiri oerstedii citrinellus) male, portrait, Rescue Center Costa Rica. Captive. Endangered.
01737325
Joel Sartore / Photo Ark / Grey-crowned Central American squirrel monkey (Saimiri oerstedii citrinellus) male, portrait, Rescue Center Costa Rica. Captive. Endangered.
Central American white-fronted capuchin (Cebus imitator) male, with mouth open, head portrait, Rescue Center Costa Rica. Captive.
01737324
Joel Sartore / Photo Ark / Central American white-fronted capuchin (Cebus imitator) male, with mouth open, head portrait, Rescue Center Costa Rica. Captive.
Shock-headed capuchin (Cebus cuscinus) juvenile male, portrait, Amazon Shelter, a wildlife rescue, rehabilitation and release center, Peru. Captive.
01737314
Joel Sartore / Photo Ark / Shock-headed capuchin (Cebus cuscinus) juvenile male, portrait, Amazon Shelter, a wildlife rescue, rehabilitation and release center, Peru. Captive.
Crested capuchin (Sapajus robustus) male, portrait, Los Angeles Zoo and Botanical Gardens. Captive, occurs in Brazil. Endangered.
01737308
Joel Sartore / Photo Ark / Crested capuchin (Sapajus robustus) male, portrait, Los Angeles Zoo and Botanical Gardens. Captive, occurs in Brazil. Endangered.
Pileated gibbon (Hylobates pileatus) male, portrait, Gibbon Conservation Center, California. Captive, occurs in Southeast Asia. Endangered.
01737304
Joel Sartore / Photo Ark / Pileated gibbon (Hylobates pileatus) male, portrait, Gibbon Conservation Center, California. Captive, occurs in Southeast Asia. Endangered.
Vietnamese crocodile lizard (Shinisaurus crocodilurus vietnamensis) male, with mouth open, head portrait, Zie-Zoo, Netherlands. Captive, occurs in Vietnam. Endangered.
01737297
Joel Sartore / Photo Ark / Vietnamese crocodile lizard (Shinisaurus crocodilurus vietnamensis) male, with mouth open, head portrait, Zie-Zoo, Netherlands. Captive, occurs in Vietnam. Endangered.
Vietnamese crocodile lizard (Shinisaurus crocodilurus vietnamensis) male, portrait, Zie-Zoo, Netherlands. Captive, occurs in Vietnam. Endangered.
01737296
Joel Sartore / Photo Ark / Vietnamese crocodile lizard (Shinisaurus crocodilurus vietnamensis) male, portrait, Zie-Zoo, Netherlands. Captive, occurs in Vietnam. Endangered.
Vietnamese crocodile lizard (Shinisaurus crocodilurus vietnamensis) male, head portrait, Zie-Zoo, Netherlands. Captive, occurs in Vietnam. Endangered.
01737295
Joel Sartore / Photo Ark / Vietnamese crocodile lizard (Shinisaurus crocodilurus vietnamensis) male, head portrait, Zie-Zoo, Netherlands. Captive, occurs in Vietnam. Endangered.
Vietnamese crocodile lizard (Shinisaurus crocodilurus vietnamensis) male, with mouth open, head portrait, Zie-Zoo, Netherlands. Captive, occurs in Vietnam. Endangered.
01737294
Joel Sartore / Photo Ark / Vietnamese crocodile lizard (Shinisaurus crocodilurus vietnamensis) male, with mouth open, head portrait, Zie-Zoo, Netherlands. Captive, occurs in Vietnam. Endangered.
Superb parrots (Polytelis swainsonii) pair, standing on the ground foraging among dead branches, New South Wales, Australia.
01737055
Roland Seitre / Superb parrots (Polytelis swainsonii) pair, standing on the ground foraging among dead branches, New South Wales, Australia.
California alligator lizard (Elgaria multicarinata multicarinata) male, head portrait, Sulphur Creek Nature Center, California, USA. Captive.
01737291
Joel Sartore / Photo Ark / California alligator lizard (Elgaria multicarinata multicarinata) male, head portrait, Sulphur Creek Nature Center, California, USA. Captive.
California alligator lizard (Elgaria multicarinata multicarinata) male, portrait, Sulphur Creek Nature Center, California, USA. Captive.
01737290
Joel Sartore / Photo Ark / California alligator lizard (Elgaria multicarinata multicarinata) male, portrait, Sulphur Creek Nature Center, California, USA. Captive.
California alligator lizard (Elgaria multicarinata multicarinata) male, with tongue out, head portrait, Sulphur Creek Nature Center, California, USA. Captive.
01737289
Joel Sartore / Photo Ark / California alligator lizard (Elgaria multicarinata multicarinata) male, with tongue out, head portrait, Sulphur Creek Nature Center, California, USA. Captive.
Ricord's iguana (Cyclura ricordii) male, head portrait, IguanaLand, Florida. Captive, occurs in Hispaniola. Endangered.
01737272
Joel Sartore / Photo Ark / Ricord's iguana (Cyclura ricordii) male, head portrait, IguanaLand, Florida. Captive, occurs in Hispaniola. Endangered.