Tui De Roy / Black rhino (Diceros bicornis) and White rhino (Ceratotherium simum), being harrassed by playfighting White rhino bull, Solio Game Reserve, Laikipia, Kenya. September.

Tui De Roy / Black rhino (Diceros bicornis) and White Rhino (Ceratotherium simum) bulls facing off. Solio Game Reserve, Laikipia, Kenya. September.

Tui De Roy / Three White rhinoceroses (Ceratotherium simum) walking together, Solio Game Reserve, Laikipia, Kenya. September.

Tui De Roy / Three White rhinoceroses (Ceratotherium simum), Solio Game Reserve, Laikipia, Kenya. September.

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

Will Burrard-Lucas / White rhinoceroses (Ceratotherium simum) with calf playing with adult, Solio Game Reserve, Solio Ranch, Kenya. Taken with remote camera buggy / BeetleCam. EDITORIAL USE ONLY. All other uses require cl...

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

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

Nick Upton / Sand-loving / Square-headed wasp (Tachysphex costae) feeding on Sea holly flowers (Eryngium maritimum) on a beach, Sardinia, Italy, June.

Neil Aldridge / A young White rhinoceros (Ceratotherium simum) leaves a secure enclosure known as a boma in the Okavango Delta, northern Botswana, after being translocated from South Africa as part of efforts to rebu...

Neil Aldridge / White rhinoceros (Ceratotherium simum) male and female, face to face, Mosi Oa Tunya National Park, Zambia.

Neil Aldridge / White rhinoceros (Ceratotherium simum) mother and calf, prepare to leave a boma - a secure enclosure - in the Okavango Delta in northern Botswana after being translocated from South Africa as part of...

Neil Aldridge / Blindfolded and tranquilised adult White rhinoceros (Ceratotherium simum) with a tracking tag lies and recovers in the Okavango Delta, northern Botswana, following a translocation operation that invol...

Neil Aldridge / Five orphaned White rhinoceros (Ceratotherium simum) calves feed from a trough at dusk at the Rhino Revolution orphanage near Hoedspruit, South Africa. The mothers of these rhinos were killed by poach...

Neil Aldridge / White rhinoceros (Ceratotherium simum) with a long horn, Marakele National Park, South Africa.

Neil Aldridge / Team of vets and conservation staff move a sedated White rhinoceros (Ceratotherium simum) into a comfortable resting position in a secure enclosure known as a boma during a translocation operation to...

Guy Edwardes / Gatklettur, Arnarstapi, Snaefellsnes Peninsula, Iceland, March 2017.

Guy Edwardes / Waterfall in Fjaorargljufur canyon, Kirkjubaejarklaustur, Iceland, August 2017.

Guy Edwardes / Roker Pier, Sunderland, Tyne & Wear, England, UK, May 2016.

Guy Edwardes / Hawes, Wensleydale, Yorkshire Dales National Park, North Yorkshire, England, UK. June.

Ann & Steve Toon / White rhino (Ceratotherium simum) at waterhole at night, Zimanga Private Game Reserve, KwaZulu-Natal, South Africa.

Ann & Steve Toon / White rhino (Ceratotherium simum) at waterhole drinking at night, Zimanga Private Game Reserve, KwaZulu-Natal, South Africa.

Markus Varesvuo / Whooper swans (Cygnus cygnus) three coming into land, Hokkaido, Japan, February

Markus Varesvuo / Hawk owl (Surnia ulula) takingn off from powder snow, possibly with prey in talons, Kuusamo Finland February

Neil Aldridge / White rhinoceros (Ceratotherium simum) calf keeping close to its mother on Kariega Game Reserve, South Africa.

Neil Aldridge / White rhinoceros (Ceratotherium simum) female 'Thandi' silhouetted against the sunset, Kariega Game Reserve. South Africa. Thandi's horns were taken in a brutal attack by poachers.

Wim van den Heever / African elephant (Loxodonta africana) three big bull elephants spending the late afternoon at waterhole, Ol'Donyo Kenya.

Klein & Hubert / Red deer (Cervus elaphus) stag standing on alpine meadow in autumn with spider web between antlers, Germany Captive.

Klein & Hubert / Ring-tailed lemur (Lemur catta) reaching out to the tail of other lemur, Madagascar

Klein & Hubert / Ring-tailed lemur (Lemur catta) in tree, Madagascar

Klein & Hubert / Herd of Rove goats (Capra aegagrus hircus) walking to feeding grounds, Provence, France.

Klein & Hubert / Eurasian lynx (Lynx lynx) head portrait, captive

Klein & Hubert / Gentoo penguin (Pygoscelis papua) with chick on nest, Falkland Islands

Klein & Hubert / Gentoo penguins (Pygoscelis papua) group of three walking along the shore, Falkland Islands

Klein & Hubert / Chinstrap penguins (Pygoscelis antarcticus) two walking on snowy slope, Antarctica

Klein & Hubert / Head portrait of young domestic Landrace pig (Sus scrofa domesticus), organic open air breeding, Germany.

Wim van den Heever / Lion (Panthera leo) photographed at night using a side lit spot light, Sabi Sand Game Reserve, South Africa

Danny Green / Atlantic Puffins (Fratercula arctica) bill rubbing, Skomer Island, Wales, UK, April

Orsolya Haarberg / Norway spruce (Picea abies) trees covered in snow, Ciuc Mountains, Transylvania, Romania, January 2015.

Staffan Widstrand / White rhinoceros (Ceratotherium simum) close up portrait, iMfolozi National Park, South Africa

Tony Heald / Black skimmer (Rynchops flavirostris) fishing by skimming along water surface, Pantanal, Brazil

Ann & Steve Toon / White rhinoceros calf (Ceratotherium simum), Mkhuze Game Reserve, KwaZulu-Natal, South Africa, May

Loic Poidevin / White stork (Ciconia ciconia) in flight, Alentejo, Portugal, April.

Ole Jorgen Liodden / Brown pelican (Pelecanus occidentalis urinator) close up of throat pouch skin, with beak open, Galapagos.

Jean E. Roche / Aerial view of Salin de Giraud, Camargue, France, July.

Pete Oxford / White rhinoceros calf (Ceratotherium simum) Great Karoo. Private Reserve, South Africa. Endangered species

Loic Poidevin / wo juvenile Barn swallows (Hirundo rustica)peched on a twig and begging for food, Indre-et-Loire , France, June.

Adrian Davies / Trail left in a Bramble leaf by the larvae of a Pygmy eyecap moth (Stigmella aurella), scanned on a flatbed scanner, Surrey, England, UK.