Denis-Huot / African Elephant (Loxodonta africana) baby playing with its mother. Masai-Mara Game Reserve, Kenya.

Andy Rouse / African elephant (Loxodonta africana) on plains under stormy sky, Marakele National Park, Waterberg Biosphere, South Africa

Anup Shah / Two baby African elephants with trunks entwined. Masai Mara, Kenya

Ann & Steve Toon / African elephants (Loxodonta africana) large family group on migration, Amboseli National Park, Kenya

Denis-Huot / African Elephant (Loxodonta africana) standing on hind legs to reach leaves high in tree. Masai-Mara Game Reserve, Kenya.

Denis-Huot / African Elephant (Loxodonta africana) baby elephant its mother's trunk Amboseli National Park, Kenya.

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

Tony Heald / African Wild Dog (Lycaon pictus) pack passing infront of large African elephant (Loxodonta africana) Mana Pools National Park, Zimbabwe October 2012

Staffan Widstrand / African elephant (Loxodonta africana) male tusker walking down road photographed from vehicle, iMfolozi National Park, South Africa

Jabruson / African Forest elephant (Loxodonta africana cyclotis) bull at edge of Dzanga Bai in early evening, Dzanga-Ndoki National Park, Central African Republic

Jabruson / African Forest elephant (Loxodonta africana cyclotis) subadult scenting air, blurred motion at dusk, Dzanga Bai, Dzanga-Ndoki National Park, Central African Republic

Floris van Breugel / Two Bull Northern Elephant Seals (Mirounga angustirostris) face off before fighting in the middle of the extensive Piedras Blancas rookery with over 150 seals just in this photo, mostly pregnant or nu...

Christophe Courteau / Solitary African elephant bull {Loxodonta africana} in swamp. Okavango delta, Botswana

Christophe Courteau / Aerial view of African elephant herd {Loxodonta africana}. Okavango delta, Botswana

Oriol Alamany / Close up of skin on the ear and back of an African elephant (Loxodonta africana), Mopani, Kruger National Park, Transvaal, South Africa, September.

Oriol Alamany / African elephant (Loxodonta africana) rear view Kruger National Park, Transvaal, South Africa, September.

Oriol Alamany / African Elephant (Loxodonta africana) browsing, Kruger National Park, Transvaal, South Africa, September.

Anup Shah / African Forest elephant (Loxodonta africana cyclotis) herd drinking and wallowing in a river, Bai Hokou, Dzanga Sangha Special Dense Forest Reserve, Central African Republic. December 2011.

Anup Shah / African elephants (Loxodonta africana) sparring, Masai Mara National Reserve, Kenya, August

Anup Shah / African elephants (Loxodonta africana) dust bathing, Masai Mara National Reserve, Kenya, August.

Anup Shah / Forest elephant herd (Loxodonta cyclotis) drinking and wallowing in a river, Bai Hokou, Dzanga Sangha Special Dense Forest Reserve, Central African Republic

Roland Seitre / African Elephant (Loxodonta africana) male with one broken tusk, feeding on grass. Tsavo National Park, Kenya, 2009.

Tony Heald / African elephant (Loxodonta africana) at sunset by water, Etosha National Park, Namibia October

Edwin Giesbers / Indian elephant (Elephas maximus) close up of skin and tail, captive

Sergey Gorshkov / African elephant (Loxodonta africana) juvenile flapping ears, Okavango Delta, Botswana

Sergey Gorshkov / African elephant charging (Loxodonta africana) female with young calf, Okavango Delta, Botswana

Mary McDonald / Domesticated Indian Elephant (Elephas maximus indicus) baby sheltering under its mother, in chains. Pench National Park, Madhya Pradesh, India.

Michael W. Richards / Baby Indian elephant (Elephas maximus) bath time with mother, Pench National Park, Madhya Pradesh, India.

Chadden Hunter / Southern elephant seal (Mirounga leonina) close up of sleeping individual, South Georgia. Taken on location for BBC Frozen Planet series, 2008

Theo Allofs / African Elephant (Loxodonta africana), Skeleton Coast, Namib Desert, Namibia

Theo Allofs / African Elephant (Loxodonta africana) herd crossing desert, Skeleton Coast, Namib Desert, Namibia

Theo Allofs / African Elephant (Loxodonta africana) female and calves crossing desert, Skeleton Coast, Namib Desert, Namibia

Ben Osborne / Aerial view of African elephants (Loxodonta africana)moving through wetland in the Okavango delta, Northern Botswana, taken on location for BBC Planet Earth series, October 2005

Ben Osborne / Aerial view of African elephants (Loxodonta africana) find shade under trees to avoid midday sun, during a drought. Northern Botswana. Taken on location for BBC Planet Earth series, October 2005

Ben Osborne / African elephants (Loxodonta africana) bulls crowd into an emptying waterhole to drink, Savuti, Botswana. Taken on location for BBC Planet Earth series, 2005

Ben Osborne / African elephant (Loxodonta africana) splashes mud with his foot. Savuti, Northern Botswana. Taken on location for BBC Planet Earth series, 2005

Nick Garbutt / Adult bull African Elephant (Loxononta africana) trunk reaching up to feed on foliage on the banks of the Luangwa River, South Luangwa National Park, Zambia, October

Nick Garbutt / Adult bull African Elephant (Loxononta africana) reaching up to feed on foliage on the banks of the Luangwa River, South Luangwa National Park, Zambia, October

Nick Garbutt / Juvenile African elephant (Loxodonta africana) wanders through a tourist safari lodge, Mfuwe Lodge, South Luangwa NP, Zambia, October

Nick Garbutt / Adult bull African Elephant (Loxononta africana) reaching up to feed on foliage on the banks of the Luangwa River, South Luangwa National Park, Zambia, October

Michael W. Richards / Domesticated Indian elephants (Elephas maximus) being walked to forest at sunset, Pench Tiger Reserve, Madhya Pradesh, India

Michael W. Richards / Domesticated Indian elephants (Elephas maximus) being walked to forest at end of the working day, Pench Tiger Reserve, Madhya Pradesh, India

Michael W. Richards / Domesticated Indian elephant (Elephas maximus) low angle view of having howdah fitted to take people into Pench Tiger Reserve, Madhya Pradesh, India

Michael W. Richards / Wide angle view of baby Indian elephant, domesticated (Elephas maximus indicus), just a few days old standing below mothe'rs legs, Pench Tiger Reserve, Madhya Pradesh, India

Andy Rouse / African Elephant (Loxodonta africana) bull silhouetted against setting sun. Masai Mara, Kenya, Africa.

Andy Rouse / Young African Elephant (Loxodonta africana) calf. Masai Mara, Kenya, Africa.

Andy Rouse / Young African Elephant (Loxodonta africana) calf. Masai Mara, Kenya, Africa.

Andy Rouse / Young African Elephant (Loxodonta africana) calf. Masai Mara, Kenya, Africa.

Martin Dohrn / Wide panoramic night thermal camera shot of Asian elephants (Elephas maximus) and a herd of Spotted / Chital / Axis deer (Axis axis) in Yala National Park, Sri Lanka

Vivek Menon / Agricultural crops trampled by Indian elephant (Elephas maximus), India.

Kathryn Jeffs / Southern elephant seal pup (Mirounga leonina), Antarctica, February, Taken on location for BBC Frozen Planet series

Andy Rouse / African elephant (Loxodonta africana) with double rainbow in background, Masai Mara GR, Kenya, January

Anup Shah / African Elephant (Loxodonta africana) juveniles play fighting, Masai Mara National Reserve, Kenya, February

Lisa Hoffner / A baby orphan Elephant (Loxodonta africana), named Murka, wounded by a poacher's spear is comforted by the touch of another elephant's trunk from outside its pen. David Sheldrick Wildlife Trust Eleph...

Lisa Hoffner / Orphan elephant (Loxodonta africana) flings red dirt during its daily dust bath. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, April 2007.

Lisa Hoffner / Hungry orphan elephants (Loxodonta africana) greet the milk delivery trailer. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, April 2007. Model released

Lisa Hoffner / A baby orphan Elephant (Loxodonta africana) leaning against the rump of its friend. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, August 2010.

Lisa Hoffner / Orphan baby Elephants (Loxodonta africana) being taken for a walk by their keepers. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, July 2010.

Lisa Hoffner / Keeper and a rescued Elephant orphan (Loxodonta africana) embracing. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, July 2008. Model released

Lisa Hoffner / Orphan Rhinoceros (Ceratotherium simum) and Elephant (Loxodonta africana) with blankets on their backs. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, July 2010.

Lisa Hoffner / Two orphan baby Elephants (Loxodonta africana) being affectionate. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, July 2010.

Lisa Hoffner / Four orphaned Elephants (Loxodonta africana). David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, August 2008.

Lisa Hoffner / Elephant keeper with his young orphan Elephants (Loxodonta africana). David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, July 2010. Model released.

Lisa Hoffner / Elephant keeper with his young orphanElephant (Loxodonta africana). David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, July 2010. Model released

Lisa Hoffner / Orphan baby Elephants (Loxodonta africana) playing football with their keeper. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, July 2010. Model released.

Lisa Hoffner / Young orphan Elephants (Loxodonta africana) out on a walk. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, July 2010.

Lisa Hoffner / Young orphan Elephants (Loxodonta africana) out on a walk. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, July 2010.

Lisa Hoffner / Young Elephant (Loxodonta africana) playing. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, July 2010.

Lisa Hoffner / A group of rescued orphan baby Elephants (Loxodonta africana). David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, July 2010.

Lisa Hoffner / A young orphan Elephant (Loxodonta africana) being bottle fed milk by its keeper. David Sheldrick Wildlife Trust Nairobi Elephant Nursery, Kenya, July 2010. Model released.

Pete Oxford / African Elephant (Loxodonta africana) baby standing by its mother's legs. Kruger National Park, South Africa, December.

Bernard Castelein / Asiatic Elephant (Elephas maximus) walking with its trunk in its mouth. Kaziranga National Park, Assam, India, February.

Ann & Steve Toon / Baby African elephants (Loxodonta africana) of various ages playing together, Addo national park, Eastern Cape, South Africa, January. Did you know? Elephants can tell the difference between different...

Juergen Freund / Elephant ear sponge (Ianthella basta) with a Triplefin blenny resting on it, West New Britain, Papua New Guinea.

Juergen Freund / Detail of Orange elephant ear sponge (Agelas clathrodes) with crinoid / featherstar attached, Kimbe Bay, West New Britain, Papua New Guinea.

Juergen Freund / Details of Orange elephant ear sponge (Agelas clathrodes) with crinoids / featherstars attached, Kimbe Bay, West New Britain, Papua New Guinea

Troels Jacobsen/Arcticphoto / Portrait of a Southern Elephant Seal (Mirounga leonina) in water. South Georgia.

Tony Heald / African Elephant (Loxodonta africana) male scenting with trunk raised. Etosha National Park, Namibia, January.

Martin Dohrn / Sleeping African elephants (Loxodonta africana), two adults and offspring, Masai Mara, Kenya. Image taken at night using thermal camera technology without artificial light.

Anup Shah / African elephant (Loxodonta africana) group leaving a waterhole - wide angle perspective. Masai Mara National Reserve, Kenya. March

Anup Shah / African elephant (Loxodonta africana) group drinking from waterhole - wide angle perspective. Masai Mara National Reserve, Kenya. March

Anup Shah / African elephant (Loxodonta africana) walking by a waterhole - wide angle perspective. Masai Mara National Reserve, Kenya. March 2010.

Anup Shah / Marabou storks (Leptoptilos crumeniferus) and White-backed vulture (Gyps africanus) feeding on the carcass of an elephant - wide angle perspective. Masai Mara National Reserve, Kenya. September

Richard Du Toit / African Elephant (Loxodonta africana) calf smelling the air, Chobe National Park, Botswana

Frederique Olivier / Southern elephant seal (Mirounga leonina) portrait with seaweed, Macquarie Island, Southern Atlantic, Australian Antarctica, November

Chris Shields / Illustration of wildlife at African waterhole: Water buffalo (Syncerus caffer),gazelle,African lion (Panthera leo),African elephant (Loxodonta sp), weaver birds (Ploceidae).

Tui De Roy / African Elephant (Loxodonta africana) trio, Ol Pejeta Conservancy, Kenya

Tony Heald / African elephant [Loxodonta africana] female herd approaching waterhole with trunks raised to smell danger, Etosha National Park, Namibia, August

Tony Heald / African elephant (Loxodonta africana) herd walking to waterhole, Etosha National Park, Namibia, August

Tony Heald / African elephant (Loxodonta africana) at waterhole with Giraffe in the background, Etosha National Park, Namibia, August

Tony Heald / African elephant (Loxodonta africana) at waterhole with Giraffe in the background, Etosha National Park, Namibia, August

Tony Heald / African elephant (Loxodonta africana) threat display by shaking head, at waterhole with Ostrich, Zebra and other wildlife in the background, Etosha National Park, Namibia, August Not available for rin...

Anup Shah / African elephant calf (Loxodonta africana) pulling on a small shrub with its trunk. Masai Mara National Reserve, Kenya, August 2009

Anup Shah / African elephant calf (Loxodonta africana) walking with adults. Masai Mara National Reserve, Kenya, August 2009

Anup Shah / African elephants (Loxodonta africana) digging out a mud wallow, with calf aged 3-6 months, Masai Mara National Reserve, Kenya. February

Anup Shah / African elephant (Loxodonta africana) sub-adults and calves playing, Masai Mara National Reserve, Kenya. March