Andy Rouse / African lion (Panthera leo) female carrying young cub, Masai Mara, Kenya, Africa. Highly commended in the African Wildlife Category of the Nature's Best Photography Competition 2019.

Chase Dekker / African Lion (Panthera leo) male, Masai Mara, Kenya

Chase Dekker / African Lion (Panthera leo) cub, Masai Mara, Kenya

Chase Dekker / Lesser Flamingo (Phoenicopterus minor) wading, Amboseli National Park, Kenya

Chase Dekker / Lesser Flamingo (Phoenicopterus minor) pair fighting, Amboseli National Park, Kenya

Ann & Steve Toon / RF - Lion (Panthera leo) head portrait at night, Zimanga private game reserve, KwaZulu-Natal, South Africa. (This image may be licensed either as rights managed or royalty free.)

Gerry Ellis / Slash-and-burn deforestation for farming, near Mefou Primate Sanctuary, Cameroon

Gerry Ellis / Western Lowland Gorilla (Gorilla gorilla gorilla) silverback, Limbe Wildlife Centre, Cameroon

Gerry Ellis / Chimpanzee (Pan troglodytes) orphan Larry playing in tree, Ape Action Africa, Mefou Primate Sanctuary, Cameroon

Gerry Ellis / Chimpanzee (Pan troglodytes) orphans, Larry investigating Daphne's tongue, Ape Action Africa, Mefou Primate Sanctuary, Cameroon

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

Gerry Ellis / Chimpanzee (Pan troglodytes) orphan Larry playing in forest nursery, Ape Action Africa, Mefou Primate Sanctuary, Cameroon

Gerry Ellis / Chimpanzee (Pan troglodytes) orphan Larry scratching, Ape Action Africa, Mefou Primate Sanctuary, Cameroon

Juergen & Christine Sohns / African Lion (Panthera leo) six week old cubs, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / African Lion (Panthera leo) six week old cub, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / African Lion (Panthera leo) male drinking at waterhole, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / African Lion (Panthera leo) male, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / African Lion (Panthera leo) juvenile male, Mountain Zebra National Park, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pregnant female and juveniles on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pregnant female and juveniles on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pair on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pair on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pair on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) pair on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) on alert, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Meerkat (Suricata suricatta) scratching itself, Tswalu Game Reserve, South Africa

Juergen & Christine Sohns / Mountain Zebra (Equus zebra), Mountain Zebra National Park, South Africa

Juergen & Christine Sohns / African Wild Dog (Lycaon pictus) group attacking Cape Warthog (Phacochoerus aethiopicus), Tswalu Game Reserve, South Africa

Anup Shah / Olive Baboon (Papio anubis) male with three month old young, Gombe National Park, Tanzania

Anup Shah / Eastern Chimpanzee (Pan troglodytes schweinfurthii) fourteen year old sub-adult male, named Fundi, making submissive facial gesture, Gombe National Park, Tanzania

Anup Shah / Eastern Chimpanzee (Pan troglodytes schweinfurthii) forty-three year old female, named Gremlin, scratching face, Gombe National Park, Tanzania

Anup Shah / Eastern Chimpanzee (Pan troglodytes schweinfurthii) twenty-five year old female, named Nasa, Gombe National Park, Tanzania

Anup Shah / Eastern Chimpanzee (Pan troglodytes schweinfurthii) four year old infant male, named Gizmo, foraging for insects in log, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) twenty year old male, named Titan, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) seven year old juvenile male, named Siri, feeding on vines, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) twenty-five year old female, named Tanga, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) four year old infant male, named Gizmo, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) eighteen year old male, named Sampson, Gombe National Park, Tanzania

Fiona Rogers / Eastern Chimpanzee (Pan troglodytes schweinfurthii) four year old infant male, named Gizmo, Gombe National Park, Tanzania

Richard Du Toit / Greater Double-collared Sunbird (Nectarinia afra) male on Pincushion (Leucospermum sp) flower, Western Cape, South Africa

Ann & Steve Toon / Cheetah (Acinonyx jubatus) walking, silhouetted at dusk. Zimanga private game reserve, KwaZulu-Natal, South Africa.

Ann & Steve Toon / African elephants (Loxodonta africana) herd silhouetted at sunset. Chobe National Park, Botswana.

Ann & Steve Toon / Ostrich (Struthio camelus) silhouetted in dust storm. Kalahari Gemsbok National Park, Kgalagadi Transfrontier National Park, Northern Cape, South Africa. Commended in the Bird Photographer of the Year...

Will Burrard-Lucas / White rhino (Ceratotherium simum), portrait. Solio Game Reserve, Solio Ranch, Kenya. Taken with remote camera buggy / BeetleCam. EDITORIAL USE ONLY. All other uses require clearance

Alex Mustard / Dugong (Dugong dugon) male and juvenile Golden trevally (Gnathanodon speciosus) swimming over Seagrass (Halophila stipulacea) meadow. Marsa Nabaa, Marsa Alam, Egypt.

Alex Mustard / Green turtle (Chelonia mydas) feeding on Seagrass (Halophila stipulacea), blowing sand out of nostrils, on sea floor. Marsa El Shouna, Marsa Alam, Egypt.

Alex Mustard / Green turtle (Chelonia mydas) resting on sea floor and two juvenile Golden trevally (Gnathanodon speciosus). Marsa El Shouna, Marsa Alam, Egypt.

Alex Mustard / Spinner dolphin (Stenella longirostris) pod socialising close to surface. Fury Shoal, Sataya Reef, Marsa Alam, Egypt.

Alex Mustard / Oceanic whitetip shark (Carcharhinus longimanus) swimming close to surface. Brothers Islands, Egypt.

Ann & Steve Toon / Meerkats (Suricata suricatta) on the move, Kgalagadi Transfrontier Park, Northern Cape, South Africa, January. Second place in the Mammals Category of the GDT European Nature Photographer of the Year...

Fabio Pupin / Ruwenzori side-striped chameleon, (Trioceros rudis), hanging from fern, Nyungwe Forest NP, Rwanda, December . Non-ex.

Fabio Pupin / Peringuey's desert adder, (Bitis peringueyi), sidewinding on dune, Namib desert, Namibia, February . Non-ex.

Tony Heald / Elephant (Loxodonta africana) babies playing, Etosha National Park,Namibia.

Cyril Ruoso / Ringed-tailed lemur (Lemur catta) amongst granite rocks in cave. Lemurs lick minerals from the rocks. Anja Community Reserve, Madagascar.

Piotr Naskrecki / Termite (Macrotermes mossambicus) winged individual on pile of wings shed by other termites, with winged male Carpenter ants (Camponotus). Gorongosa National Park, Mozambique. Highly commended in the...

Staffan Widstrand / African bush elephant, (Loxodonta africana) two head to head playing, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Staffan Widstrand / RF - Pied kingfisher (Ceryle rudis) group of three perched on branch, squabbling, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Staffan Widstrand / Southern Giraffe (Giraffa camelopardalis) two, with one in foreground, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Staffan Widstrand / African Spoonbill (Platalea alba) preening, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Staffan Widstrand / Tawny eagle (Aquila rapax) in flight, about to land, Zimanga Private Nature Reserve, KwaZulu Natal, South Africa

Staffan Widstrand / RF - African bush elephant, (Loxodonta africana) at night, reflected in waterhole, South Africa

Bernard Castelein / Coquerel's sifaka (Propithecus coquereli) in tree, relaxing, Ankarafantsika National Park, Madagascar

Bernard Castelein / Silky sifaka (Propithecus candidus) in tree, Marojejy National Park, Madagascar. Critically endagered species.

Alex Mustard / Forster's hawkfish (Paracirrhites forsteri) on a coral reef. Jackson Reef, Tiran, Sinai, Egypt. Strait of Tiran, Gulf of Aqaba, Egypt.

Ann & Steve Toon / Photographer Ann Toon photographing Cape ground squirrels (Xerus inauris) Kgalagadi Transfrontier Park, South Africa, January 2016. Model released.

Ann & Steve Toon / Aardvark (Orycteropus afer) drinking at night, Zimanga private game reserve, KwaZulu-Natal, South Africa. Medium repro only

Suzi Eszterhas / African Elephant (Loxodonta africana) herd drinking at waterhole, Mashatu Game Reserve, Botswana

Suzi Eszterhas / African Elephant (Loxodonta africana) herd drinking at waterhole, Mashatu Game Reserve, Botswana

Suzi Eszterhas / African Elephant (Loxodonta africana) mother and calf at waterhole, Mashatu Game Reserve, Botswana

Suzi Eszterhas / African Elephant (Loxodonta africana) calf drinking at waterhole, Mashatu Game Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) one-year-old cub in tree, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) one-year-old cub, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) mother and eight-month-old cub, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) four-month-old cub in tree, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) four-month-old cub in tree, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) fur, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) female, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus), Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) mother and four-month-old cubs, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) six-week-old cub nursing, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) six-week-old cubs playing, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) six-week-old cub, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) six-week-old cub nuzzling mother, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) mother playing with her six-week-old cub, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) female stretching, Jao Reserve, Botswana

Eric Baccega / Eastern White-bearded Wildebeest (Connochaetes taurinus) herd swimming across Mara river during migration, Masai Mara National Reserve, Kenya.

Eric Baccega / Young Eastern White-bearded Wildebeest suckling mother (Connochaetes taurinus) Masai Mara National Reserve, Kenya.

Eric Baccega / Eastern white-bearded wildebeest herd (Connochaetes taurinus). Masai Mara National Reserve, Kenya.

Eric Baccega / Aerial view of a male Eastern White-bearded Wildebeest (Connochaetes taurinus) chasing spotted hyaena (Crocutta crocutta) during migration time. Masai Mara National Reserve, Kenya.

Eric Baccega / Eastern White-bearded Wildebeest herd (Connochaetes taurinus) crossing the Mara River. Masai Mara National Reserve, Kenya.

Eric Baccega / Nile crocodile (Crocodylus niloticus) attacking a Wildebeest (Connochaetes taurinus) as it crosses the Mara River. Masai Mara National Reserve, Kenya.

Eric Baccega / Lion male (Panthera leo) carrying carcass of a dead wildebeest calf (Connochaetes taurinus). Masai Mara National Reserve, Kenya.

Eric Baccega / Lion male (Panthera leo) carrying carcass of a dead wildebeest calf (Connochaetes taurinus). Masai Mara National Reserve, Kenya.

Eric Baccega / Spotted hyaena (Crocuta crocuta) hunting an Eastern White-bearded Wildebeest, because it has a broken leg (Connochaetes taurinus). Masai Mara National Reserve, Kenya.