Nick Garbutt / Walrus (Odobenus rosmarus) amongst group hauled out on shore. Spitsbergen, Svalbard, Norway. July.

Anup Shah / African elephant (Loxodonta africana) near water approaching - remote camera. Masai Mara National Reserve, Kenya.

Will Burrard-Lucas / Black and white image of African elephant (Loxodonta africana) bulls males facing off against each other, Tsavo Conservation Area, Kenya. Editorial use only. Other uses need clearance.

Will Burrard-Lucas / Black and white image of African elephant (Loxodonta africana) Tsavo Conservation Area, Kenya. Taken with a remote camera buggy / BeetleCam. Editorial use only. Other uses need clearance.

Will Burrard-Lucas / Black and white image of African elephant (Loxodonta africana) herd, females with extremely long tusks, Tsavo Conservation Area, Kenya. Taken with a remote camera buggy / BeetleCam. Editorial use only...

Will Burrard-Lucas / Black and white image of African elephant (Loxodonta africana) herd at water hole, female with extremely long tusks, Tsavo Conservation Area, Kenya. Taken with a remote camera buggy / BeetleCam. Edito...

Will Burrard-Lucas / Black and white image of African elephant (Loxodonta africana) female with extremely long tusks, Tsavo Conservation Area, Kenya. Taken with a remote camera buggy / BeetleCam. Editorial use only. Other...

Will Burrard-Lucas / Black and white image of African elephant (Loxodonta africana) female with extremely long tusks, Tsavo Conservation Area, Kenya. Taken with a remote camera buggy / BeetleCam. Editorial use only. Other...

Will Burrard-Lucas / Black and white image of African elephant (Loxodonta africana) bull with extremely long tusks, Tsavo Conservation Area, Kenya. Taken with a remote camera buggy / BeetleCam. Editorial use only. Other u...

Will Burrard-Lucas / African elephant (Loxodonta africana) female with very large tusks, Tsavo National Park, Kenya. Highly commended in the GDT European Wildlife Photographer of the Year Awards 2018. Editorial use only....

Jabruson / African elephant (Loxodonta africana) ivory in piles, ready to be burnt by the Kenya Wildlife Service (KWS). The burn included 105 tons of elephant ivory worth over $150 million Nairobi National Park,...

Jabruson / African elephant (Loxodonta africana) ivory in piles, ready to be burnt by the Kenya Wildlife Service (KWS). The burn included 105 tons of elephant ivory worth over $150 million Nairobi National Park...

Jabruson / Piles of African elephant ivory set on fire by the Kenya Wildlife Service (KWS). This burn included over 105 tons of elephant ivory, worth over $150 million. Nairobi National Park, Kenya, 30th April 2...

Jabruson / Piles of African elephant ivory set on fire by the Kenya Wildlife Service (KWS). This burn included over 105 tons of elephant ivory, worth over $150 million. Nairobi National Park, Kenya, 30th April 2...

Jabruson / Piles of African elephant ivory set on fire by the Kenya Wildlife Service (KWS). This burn included over 105 tons of elephant ivory, worth over $150 million. Nairobi National Park, Kenya, 30th April 2...

Jabruson / Piles of African elephant ivory set on fire by the Kenya Wildlife Service (KWS). This burn included over 105 tons of elephant ivory, worth over $150 million. Nairobi National Park, Kenya, 30th April 2...

Jabruson / Piles of African elephant ivory set on fire by the Kenya Wildlife Service (KWS). This burn included over 105 tons of elephant ivory, worth over $150 million. Nairobi National Park, Kenya, 30th April 2...

Wim van den Heever / African elephant (Loxodonta africana) bull 'One Ton' with massive tusks at dusk, with another behind. Chyulu Hills, Kenya.

Sven Zacek / Walruses (Odobenus rosmarus) fighting over a resting place on snow, Magdalenefjorden Fjord, Svalbard, Spitsbergen, Norway, June.

Eric Baccega / Portrait of woman from the Mursi tribe, traditionally decorated and painted, wearing a large clay lip plate, Omo Valley, Ethiopia, March 2015.

Eric Baccega / Portrait of woman from the Mursi tribe, traditionally decorated and painted, wearing a large clay lip plate, Omo Valley, Ethiopia, March 2015.

Franco Banfi / Walrus (Odobenus rosmarus) Spitsbergen, Svalbard Archipelago, Norway, Arctic Ocean. July.

Franco Banfi / Walrus (Odobenus rosmarus) hauled out in shallow water, Spitsbergen, Svalbard Archipelago, Norway, Arctic Ocean. July.

Franco Banfi / Walrus (Odobenus rosmarus) male and female, hauled out in shallow water, Spitsbergen, Svalbard Archipelago, Norway, Arctic Ocean. July.

Cheryl-Samantha Owen / African elephant (Loxodonta africana) close up of trunk, Amboseli National Park, Kenya.

Staffan Widstrand / Atlantic Walrus (Odobenus rosmarus) at surface, Svalbard, Norway, Arctic, September

Denis-Huot / African elephant (Loxodonta africana) herd eating, Masai-Mara Game Reserve, Kenya

Ole Jorgen Liodden / Walruses (Odobenus rosmarus) adult and young hauled on ice. Hinlopen, Svalbard, Norway, June.

Ole Jorgen Liodden / Walrus (Odobenus rosmarus) underwater view, Edgeoya, Svalbard, Norway, June.

Denis-Huot / African elephant (Loxodonta africana) male covered with mud at a water hole, Tsavo East National Park, Kenya. August.

Denis-Huot / Black rhinoceros (Diceros bicornis) female and young in the mud, Masai-Mara Game Reserve, Kenya. February.

Ben Cranke / Walrus (Odobenus rosmarus) portrait, Svalbard, Norway. July.

Lou Coetzer / African elephant (Loxodonta africana) cow reassuring young calf with trunk, Chobe River, Botswana, October, Vulnerable species.

Jabruson / Hippopotamuses fighting (Hippopotamus amphibius) taken before major crash in numbers in the 1990s due to political instability and hunting. Rwindi sector of the Virunga National Park. North Eastern Za...

Jabruson,Jabruson / African Forest Elephant (Loxodonta africana cyclotis) adult in motion. Dzanga-Ndoki National Park, Central African Republic.

Denis-Huot / White rhino (Ceratotherium simum) female portrait, portrait, Nakuru National Park, Kenya

Andy Rouse,Andy Rouse / African Elephant (Loxodonta africana) breeding herd led by matriarch. Maasai Mara, Kenya, Africa, August.

Jabruson / African elephant (Loxodonta africana) confiscated and recovered ivory tusks stocked and stored at Nagero, Garamba National Park H.Q, Democratic Republic of Congo (Formerly Zaire) No release available...

Staffan Widstrand / RF- Walrus (Odobenus rosmaris) close up head portrait, Svalbard, Norway. (This image may be licensed either as rights managed or royalty free.)

Denis-Huot / African Elephant (Loxodonta africana) tusks being burnt after confiscation from poachers. Nairobi National Park, Kenya, 1990.