MYN / Seth Patterson / Texas toad (Bufo / Anaxyrus speciosus) Rio Grande Valley, Texas, USA, July. meetyourneighbours.net project

MYN / Seth Patterson / Western diamondback rattlesnake (Crotalus atrox) Rio Grande Valley, Texas, USA, October. meetyourneighbours.net project

MYN / Joao P. Burini / Orange and black moth (possibly male of Wanderbiltia wanderbilti) Atlantic forest, Itatiaia National Park, Itamonte, Brazil. Meetyourneighbours.net project.

MYN / Joao P. Burini / Moth (Lepidoptera) Atlantic forest, Itatiaia National Park, Itamonte, Brazil. Meetyourneighbours.net project.

MYN / Joao P. Burini / Hemileucinae moth with wings open (Dirphia monticola) Atlantic forest, Itatiaia National Park, Brazil Meetyourneighbours.net project.

MYN / Joao P. Burini / Gonyleptid harvestman (Acanthogonyleptes alticola) male, Atlantic forest, Itatiaia National Park, Brazil. Meetyourneighbours.net project.

MYN / Joao P. Burini / Gonyleptid harvestman (Acanthogonyleptes alticola) male, Atlantic forest, Itatiaia National Park, Brazil. Meetyourneighbours.net project.

MYN / Joao P. Burini / Maldonada redbelly toad (Melanophryniscus moreirae) Atlantic forest, Itatiaia National Park, Brazil. Meetyourneighbours.net project.

MYN / Joao P. Burini / Maldonada redbelly toad (Melanophryniscus moreirae) Atlantic forest, Itatiaia National Park, Brazil. Meetyourneighbours.net project.

MYN / Joao P. Burini / Maldonada redbelly toad (Melanophryniscus moreirae) Atlantic forest, Itatiaia National Park, Brazil. Meetyourneighbours.net project.

MYN / Joao P. Burini / Maldonada redbelly toad (Melanophryniscus moreirae) Atlantic forest, Itatiaia National Park, Brazil. Meetyourneighbours.net project.

MYN / Joao P. Burini / Entomopathogenic fungus (Ophiocordyceps curculionum) fruiting body growning from a weevil. Atlantic forest, Tapirai, Sao Paulo, Brazil. Meetyourneighbours.net project.

Gerry Ellis / Chimpanzee (Pan troglodytes) orphan Larry hanging out with keeper, Ape Action Africa, Mefou Primate Sanctuary, Cameroon

Paul Bertner / Katydid (Eulophophyllum sp), newly described species, juvenile rear legs that mimic leaves, Danum Valley Conservation Area, Sabah, Borneo, Malaysia

Paul Bertner / Katydid (Eulophophyllum sp), newly described species, juvenile rear legs that mimic leaves, Danum Valley Conservation Area, Sabah, Borneo, Malaysia

Ingo Arndt / Close up of pelvic spur of Malagasy tree boa (Sanzinia madagascariensis) the vestigial remains of the snake's legs. Endemic to Madagascar.

Tui De Roy / Blue-footed booby (Sula nebouxii) landing, Santa Cruz Island, Galapagos, Ecuador.

Tui De Roy / Blue-footed booby (Sula nebouxii) displaying, Santa Cruz Island, Galapagos, Ecuador.

Tui De Roy / Blue-footed booby (Sula nebouxii) chick, Santa Cruz Island, Galapagos, Ecuador.

Tui De Roy / Blue-footed booby (Sula nebouxii) feet, Santa Cruz Island, Galapagos, Ecuador.

Tui De Roy / Blue-footed booby (Sula nebouxii) with chicks at nest, Santa Cruz Island, Galapagos, Ecuador.

Tui De Roy / Blue-footed booby (Sula nebouxii) displaying, Santa Cruz Island, Galapagos, Ecuador.

Franco Banfi / Red-footed booby (Sula Sula), close up of feet, Aldabra Atoll, Natural World Heritage Site, Seychelles, Indian Ocean.

Alex Hyde / Ants (Formicidae) eating a beetle leg. Danum Valley, Sabah, Borneo.

Steve O. Taylor (GHF) / Traditional medicine trader holding a pair of Western lowland gorilla (Gorilla gorilla gorilla) hands and talking to the camera about and what they are used for, Libreville, Gabon, 2008.

Ingo Arndt / Reticulated Glass Frog (Hyalinobatrachium valerioi) male guarding egg clutch on leaf, Costa Rica.

Jaymi Heimbuch / Domestic Dog (Canis familiaris) named Scooby, a scent detection dog with Conservation Canines, offering paw to field technician Jennifer Hartman, northeast Washington

Steve Gettle / Straw-colored Fruit Bat (Eidolon helvum) legs holding onto branch during roosting, Organization for Bat Conservation, Michigan

Richard Du Toit / Burchell's Zebra (Equus burchellii) stallion legs, Rietvlei Nature Reserve, South Africa

Jean E. Roche / Hedgehog (Erinaceus europaeus) juvenile curled into a ball close up of foot gripping onto spines, Camargue, France. January.

Jean E. Roche / Hedgehog (Erinaceus europaeus) juvenile curled into a ball close up of foot gripping onto spines, Camargue, France. January.

Jean E. Roche / Hedgehog (Erinaceus europaeus) juvenile curled into a ball close up of foot gripping onto spikes, Camargue, France. January.

Alex Hyde / Olm (Proteus anguinus) close up of front limb, these only have three toes whilst the rear limbs have only two. Captive, Slovenia.

Anup Shah / African elephants (Loxodonta africana) feeding on loose soil for its minerals, one walking out of the frame, Maasai Mara National Reserve, Kenya. Taken with remote wide angle camera.

Anup Shah / Lion (Panthera leo) cub aged about 11 months investigating camera with curiosity, Maasai Mara National Reserve, Kenya. Taken with remote wide angle camera.

Anup Shah / Maasai giraffe (Giraffa camelopardalis tippelskirchi) herd crossing the Mara River, Maasai Mara National Reserve, Kenya. Taken with remote wide angle camera.

Alex Hyde / Olm (Proteus anguinus) close up of front limb, these only have three toes whilst the rear limbs have only two. Captive, Slovenia.

Alex Hyde / Olm (Proteus anguinus) close up of rear limb, the rear limb has only two toes as opposed to the front limbs that have three. Captive, Slovenia.

Anup Shah / Eastern chimpanzee (Pan troglodytes schweinfurtheii) close-up of hand. Gombe National Park, Tanzania. June 2012.

Anup Shah / Eastern chimpanzee (Pan troglodytes schweinfurtheii) female 'Fanny' aged 31 years close-up of foot. Gombe National Park, Tanzania. June 2012.

Lucas Bustamante / Toque macaque (Macaca sinica) close up of two hands. Yala National Park, Southern Province, Sri Lanka.

Lucas Bustamante / Toque macaque (Macaca sinica) close up of hand. Yala National Park, Southern Province, Sri Lanka.

Anup Shah / Common or Plains zebra (Equus quagga burchellii) herd on the move, wide angle perspective taken with a remote camera. Maasai Mara National Reserve, Kenya.

Cyril Ruoso / Chimpanzee (Pan troglodytes schweinfurthiii) close-up of hands grooming, Gombe National Park, Tanzania, October.

Cyril Ruoso / Chimpanzee (Pan troglodytes schweinfurthiii) hand gripping leg, Gombe National Park, Tanzania.

Anup Shah / African elephant (Loxodonta africana) close up of leg and foot whilst climbing a gully from the Mara River, wide angle perspective taken with a remote camera. Maasai Mara National Reserve, Kenya.

Anup Shah / Common or Plains zebra (Equus quagga burchellii) herd running, wide angle perspective taken with a remote camera. Maasai Mara National Reserve, Kenya.

Anup Shah / Common or Plains zebra (Equus quagga burchellii) herd on the move, wide angle perspective taken with a remote camera. Maasai Mara National Reserve, Kenya.

Anup Shah / Common or Plains zebra (Equus quagga burchellii) herd running, wide angle perspective taken with a remote camera. Maasai Mara National Reserve, Kenya.

Anup Shah / Common or Plains zebra (Equus quagga burchellii) herd running, wide angle perspective taken with a remote camera. Maasai Mara National Reserve, Kenya.

Konrad Wothe / Two Reticualted giraffes (Giraffa camelopardalis reticulata) close up of tails and hind legs, Samburu Game Reserve, Kenya, East Africa, August.

Tui De Roy / Reticulated Giraffes (Giraffa camelopardalis reticulata) pair stand together. Laikipia, Kenya.

Mark Jones / Reticulated Giraffe (Giraffa camelopardalis reticulata) drinking at waterhole. Laikipia, Kenya. March.

Steven Kazlowski / Rear view of Polar bear (Ursus maritimus) boar resting on newly formed pack ice, near Kaktovik, Barter Island, North Slope, Alaska, USA, October. Vulnerable species.

Andy Rouse / African Lion (Panthera leo) female carrying young cub. Masai Mara, Kenya, Africa. August.

Andy Rouse / African Lion (Panthera leo) female carrying young cub. Masai Mara, Kenya, Africa. August.

Andy Rouse / African Leopard (Panthera pardus) stalking prey. Maasai Mara, Kenya, Africa. January.

Andy Rouse / African Elephant (Loxodonta africana) calf in rain, wallowing in mud. Maasai Mara, Kenya, Africa. September.

Andy Rouse / African Elephant (Loxodonta africana) calf in mud wallow in rain Maasai Mara, Kenya, Africa

Andy Rouse / Cheetah (Acinonyx jubatus) rolling on ground. Masai Mara, Kenya, Africa. September.

Andy Rouse / Polar Bear (Ursus maritimus) walking on sea ice. Svalbard, Norway. July.

Michael Hutchinson / Domestic Sheep kneeling, this sheep has painful front feet most likely due to overgrown hooves, Gloucestershire, UK, March

Richard Du Toit / Giraffe (Giraffa camelopardalis) bending legs to drink at waterhole. Kruger National Park, Mpumalanga Province, South Africa.

Pal Hermansen / King eider (Somateria spectabilis) male on water, split level view, Finnmark, Norway, February.

Peter Cairns / European lynx (Lynx lynx) grooming in boreal birch forest, captive. Norway. April.

Mark Taylor / Tabby kitten grooming paw.

Jan Hamrsky / Brine shrimps or monkey shrimps (Artemia salina) mating. Controlled conditions.

Jan Hamrsky / Diving beetle (Cybister lateralimarginalis), Europe, May. Controlled conditions.

Anup Shah / Lion (Panthera leo) footprints in dried mud, Masai Mara National Reserve, Kenya.

Fiona Rogers / Southern plains grey langur / Hanuman langur (Semnopithecus dussumieri) infant's hand clinging to its mother . Jodhpur, Rajasthan, India. March.

Mark Taylor / Ragdoll kitten, 10 weeks, lying on her side.

Mark Taylor / Tabby kitten, Picasso, 9 weeks, with raised paw.

Espen Bergersen / Black winged stilt (Himantopus himantopus) walking, showing long legs, Volano, Italy, May.

Staffan Widstrand / Giraffe (Giraffa cameleopardalis) close up of legs, iMfolozi National Park, South Africa

Wim van den Heever / Two Whooper swans (Cygnus cygnus) taking off from frozen lake, Kussharo, Hokkaido, Japan.

Markus Varesvuo / Capercaillie (Tetrao urogallus) close up of foot, Kuusamo, Finland, March.

Markus Varesvuo / Close up of male Black grouse (Tetrao / Lyrurus tetrix) leg and foot, Utajarvi, Finland, April.

Markus Varesvuo / Willow grouse / Ptarmigan (Lagopus lagopus) close up of legs walking, Inari Kiilopaa, Finland, April.

Brent Stephenson / Close up of the underside of a dead Gentoo penguin's (Pygoscelis papua) foot, Livingston Island, South Shetland Islands, Antarctica, January.

Brent Stephenson / Close up of the top of a dead Gentoo penguin's (Pygoscelis papua) foot, Livingston Island, South Shetland Islands, Antarctica, January.

Brent Stephenson / Southern giant petrel (Macronectes giganteus) feeding on the remains of a King penguin (Aptenodytes patagonicus) Gold Harbour, South Georgia, South Atlantic, January.

Brent Stephenson / Cave weta (Pachyrhamma sp) close up of the hind leg of a male, Boundary Stream, Hawkes Bay, New Zealand, November.

Brent Stephenson / Common skink (Oligosoma polychroma) close up of the hind leg and foot, Tikokino, Hawkes Bay, New Zealand, September.

Brent Stephenson / New Zealand peripatus / Velvet worm (Peripatoides novaezealandiae) close-up of legs walking over a moss covered log, Kahuranaki, Hawkes Bay, New Zealand, September.

Donald M. Jones / Wild Turkey (Meleagris gallopavo) spurs on male's leg, western Montana

Edwin Giesbers / Western lowland gorilla (Gorilla gorilla gorilla) mother with 45-day twins, captive. Critically Endangered.

Edwin Giesbers / Western lowland gorilla (Gorilla gorilla gorilla) twin babies age 45 days sleeping in mother's arms, captive, occurs in Central Africa. Critically endangered.

Edwin Giesbers / Western lowland gorilla, (Gorilla gorilla gorilla) with finger on chin, captive, occurs in Central Africa. Critically endangered.

Edwin Giesbers / Barbary macaque (Macaca sylvanus) reaching out to play with strap of woman's top. Gibraltar Nature Reserve, Gibraltar,

Aflo / Tabby cat standing on hind legs reaching up, Ichinomiya, Aichi, Japan.

Roland Seitre / Black rhinoceros (Diceros bicornis) close up of foot. South Africa.

Roland Seitre / Sumatran rhinoceros (Dicerorhinus sumatrensis) wallowing in mud, captive, occurs in Sumatra.

Roland Seitre / Black rhinoceros (Diceros bicornis) close up of underside of foot, captive, South Africa.

Constantinos Petrinos / Detail of the coloured birding ring on a young male Griffon vulture (Gyps fulvus fulvus) shot subsequently treated at the Aegean Wildlife Hospital. This bird was ringed prior to release by WWF Greece,...

MYN / Dimitris Poursanidis / Trapdoor spider (Cyrtocarenum cunicularium) Crete, Greece, October. meetyourneighbours.net project

Chris Mattison / Lime hawkmoth caterpillar (Mimas tiliae) close up of legs, on birch. Sheffield, England, UK, September. Focus-stacked image.

Chris Mattison / Lime hawkmoth caterpillar (Mimas tiliae) close up of prolegs. Sheffield, England, UK. September. Focus-stacked image.

Anup Shah / Eastern chimpanzee (Pan troglodytes schweinfurtheii) male 'Frodo' aged 35 years self-grooming. Gombe National Park, Tanzania.

Fiona Rogers / Eastern chimpanzee (Pan troglodytes schweinfurtheii) juvenile female 'Familia' aged 7 years playing with her brother 'Fundi' aged 11 years. Gombe National Park, Tanzania.

Fiona Rogers / Eastern chimpanzee (Pan troglodytes schweinfurtheii) infant male 'Fifty' aged 1 year holding his mother's hand. Gombe National Park, Tanzania.

Roland Seitre / Diana monkey (Cercopithecus diana) examining fingers, captive, occurs in West Africa.

Anup Shah / Eastern chimpanzee (Pan troglodytes schweinfurtheii) females hand holding tree. Gombe National Park, Tanzania.

Roger Powell / Black-winged stilt (Himantopus himantopus) walking across pasture. Baragem do Caia, Santa Eulalia, Elvas, Portugal, May.

Roger Powell / Black-winged stilt (Himantopus himantopus) walking across pasture. Baragem do Caia, Santa Eulalia, Elvas, Portugal, May.

John MacPherson / Reindeer (Rangifer tarandus) grooming, Cairngorms National Park, Scotland, UK, March.

John MacPherson / Reindeer (Rangifer tarandus) with feet sunk into snow, Cairngorm National Park, Scotland, February.

Cyril Ruoso / Man with hand on the foot of African elephant (Loxodonta africana) anesthetized during translocation by Kenya Wildlife Service, due to over population, Mwaluganje Reserve, Kenya. October 2006.

Cyril Ruoso / Man standing next to African elephant (Loxodonta africana) anesthetized during translocation by Kenya Wildlife Service, due to over population, Mwaluganje Reserve, Kenya. October 2006.