Suzi Eszterhas / Common Wombat (Vombatus ursinus) orphan with sanctuary director, Greg Irons, Bonorong Wildlife Sanctuary, Tasmania, Australia

Juergen Freund / Tolga Bat Hospital director Jenny Maclean rescuing, Spectacled flying fox (Pteropus conspicillatus) caught in barbed wire fence. Atherton Tablelands, Queensland, Australia. April 2015. Second Place i...

Roland Seitre / Program director Dr Astrid Vargas examining Iberian / Spanish Lynx (Lynx pardina) at the Donana breeding station. Andalusia, Spain, June 2007.

Jeff Wilson / Director, Chadden Hunter, standing on wind eroded rock talking on radio to base camp, Dry Valleys, Antarctica, December 2009. Taken on location for the BBC series, Frozen Planet.

Eric Baccega / Western lowland gorilla (Gorilla gorilla gorilla) reintroduction to Bateke Plateau National Park, Gabon through Gorilla Protection Project. Managing director of Beauval Zoo shaking hands with aircraft...

Eric Baccega / Wildlife biologist from The Aspinall Foundation and director of Beauval Zoo observing Western lowland gorilla (Gorilla gorilla gorilla) male aged 37 years. Rescued as an orphan and reintroduced in 201...

Eric Baccega / Wildlife biologist from The Aspinall Foundation and director of Beauval Zoo observing Western lowland gorilla (Gorilla gorilla gorilla) male aged 37 years. Rescued as an orphan and reintroduced in 201...

Eric Baccega / Managing director and Conservation director of Beauval Zoo with head conservationist of Bateke Plateau National Park, following the reintroduction of two female Western lowland gorillas (Gorilla goril...

Neil Aldridge / Conservationist and Director of Rhino Conservation Botswana Map Ives stands in a boma with a sedated White rhinoceros (Ceratotherium simum) during a translocation operation to bring rhinos from South...

Neil Aldridge / Conservationist and Director of Rhino Conservation Botswana Map Ives poses next to a sedated White rhinoceros (Ceratotherium simum) during a translocation operation to bring rhinos from South Africa t...

Neil Aldridge / Director of Rhino Conservation Botswana Map Ives reads the footprints of a Black rhino (Diceros bicornis) in Okavango Delta, Botswana, where efforts have begun to rebuild the rhino populations the cou...

Suzi Eszterhas / Laurie Marker, Director of the Cheetah Conservation Fund, with ambassador Cheetah (Acinonyx jubatus) Cheetah Conservation Fund, Namibia 2013

Suzi Eszterhas / Laurie Marker, Director of the Cheetah Conservation Fund, with ambassador Cheetah (Acinonyx jubatus) Cheetah Conservation Fund, Namibia 2013

Suzi Eszterhas / Great horned owl (Bubo virginianus) held by Director of Animal Care, Melanie Piazza, hx Wildcare, San Rafael, California, USA. July.

Staffan Widstrand / Wild Wonders of China / Staffan Widstrand, photographer and managing director of Wild Wonders of China, along the pilgrimage route around Meili Snow Mountain, Yunnan, China, October 2017.

Staffan Widstrand / Wild Wonders of China / Photographer Staffan Widstrand, Managing Director of Wild Wonders of China, standing in front of a hiker's cabin at small camp, near the glacier lake at Mount Bawu Bameng, in the Meili Snow Mountain...

Staffan Widstrand / Wild Wonders of China / Photographer Staffan Widstrand, Managing Director of Wild Wonders of China, standing in front of a hiker's cabin at small camp, near the glacier lake at Mount Bawu Bameng, in the Meili Snow Mountain...

Karine Aigner / Director of Bat Conservation International's Bracken Cave Preserve standing at the mouth of Bracken Cave, holding one of his teaching placards, Bracken Cave, San Antonio, Texas, USA, July 2015.

Karine Aigner / Visitors to Bracken Cave listening as Fran Hutchens, Bat Conservation International's director of Bracken Cave Preserve, gives educational information to visitors about the lives and existence of the...

Karine Aigner / Visitors to Bracken Cave listening as Fran Hutchens, Bat Conservation International's director of Bracken Cave Preserve, gives educational information to visitors about the lives and existence of the...

Michel Roggo / Aerial view of Swiss Camp, where CIRES Director Konrad Steffen has conducted research on the Sermersuaq / Greenland ice sheet since 1990. lulissat Icefjord UNESCO World Heritage Site, Sermersuaq / Gre...

Eric Baccega / Rodolphe Delord, Managing Director, his sister Delphine Delord, Marketing Manager, and Baptiste Mulot, Chief veterinarian, looking at the ultrasound scan of panda twins, Beauval Zoo, France. August...

Eric Baccega / Rodolphe Delord, Managing Director, his sister Delphine Delord, Marketing Manager, and Baptiste Mulot, Chief veterinarian, and He Ping, the keeper, looking at the newborn Giant panda (Ailuropoda melan...

Suzi Eszterhas / Common Wombat (Vombatus ursinus) orphan held by sanctuary director, Greg Irons, Bonorong Wildlife Sanctuary, Tasmania, Australia

Suzi Eszterhas / Common Wombat (Vombatus ursinus) orphan with sanctuary director, Greg Irons, Bonorong Wildlife Sanctuary, Tasmania, Australia

Cyril Ruoso / Communications director of Beauval zoo with Giant panda (Ailuropoda melanoleuca) baby at Chengu Panda Breeding Centre. The zoo will later be accepting a pair of giant pandas from the Chengu Breeding C...

Cyril Ruoso / Communications director of Beauval zoo with Giant panda (Ailuropoda melanoleuca) baby at Chengu Panda Breeding Centre. The zoo will later be accepting a pair of giant pandas from the Chengu Breeding C...

Cyril Ruoso / Communications director of Beauval zoo with Giant panda (Ailuropoda melanoleuca) baby at Chengu Panda Breeding Centre. The zoo will later be accepting a pair of giant pandas from the Chengu Breeding C...

Paul D Stewart / Illustration of Joseph Dalton Hooker (1817- 1912) botanist, by George Richmond, reproduced in Hooker's ' Life and Letters'. Hooker was a good friend of Darwin and the director of Kew Gardens.

Lisa Hoffner / Anne Savage, director of Project / Proyecto Titi holding wild Cotton-top tamarin (Saguinus oedipus) before it's health examination, Colombia, February 2008. Critically endangered species.

Lisa Hoffner / Rosamra Guillen, director of Project / Proyecto Titi observing wild Cotton top tamarin (Saguinus oedipus) in tropical dry forest, Colombia Critically endangered species.

Lisa Hoffner / Rosamra Guillen, director of Project / Proyecto Titi looking for Cotton top tamarins (Saguinus oedipus) in tropical dry forest, Colombia Critically endangered species.

Lisa Hoffner / Rosamra Guillen, director of Project / Proyecto Titi looking for Cotton top tamarins (Saguinus oedipus) in tropical dry forest, Colombia Critically endangered species.

Lisa Hoffner / Rosamra Guillen, director of Project / Proyecto Titi observing wild Cotton top tamarin (Saguinus oedipus) in tropical dry forest, Colombia Critically endangered species.

Lisa Hoffner / Rosamra Guillen, director of Project / Proyecto Titi observing wild Cotton top tamarin (Saguinus oedipus) in tropical dry forest, Colombia Critically endangered species.

Lisa Hoffner / Rosamra Guillen, director of Project / Proyecto Titi, walking through tropical dry forest to look for Cotton top tamarins (Saguinus oedipus) Colombia, February 2008. Critically endangered species.

Lisa Hoffner / Rosamra Guillen, director of Project / Proyecto Titi using binoculars to look for Cotton top tamarins (Saguinus oedipus) Colombia, February 2008. Critically endangered species.

Lisa Hoffner / Anne Savage, director of Project / Proyecto Titi holding up picture of Cotton top tamarin (Saguinus oedipus) in pasture which was once prime tropical dry forest habitat for the monkeys, Colombia. Jul...

Lisa Hoffner / Anne Savage director of Project / Proyecto Titi observing wild Cotton top tamarin (Saguinus oedipus) in tropical dry forest, Colombia, July 2008. Critically endangered species.

Constantinos Petrinos / Young boy holding blind Eurasian stone curlew (Burhinus oedicnemus) whilst founder and director of the Aegean Wildlife Hospital, Mr. Marios Fournaris, feeds it. The bird was shot illegally, is blind...

Constantinos Petrinos / Young boy holding blind Eurasian stone curlew (Burhinus oedicnemus) whilst founder and director of the Aegean Wildlife Hospital, Mr. Marios Fournaris, feeds it. The bird was shot illegally, is blind...

Constantinos Petrinos / Founder and director of the Aegean Wildlife Hospital, Mr. Marios Fournari holding blind Eurasian stone curlew (Burhinus oedicnemus). The bird was shot illegally, is blind and unable to feed. The Aege...

Constantinos Petrinos / Founder and director of the Aegean Wildlife Hospital, Mr. Marios Fournari holding blind Eurasian stone curlew (Burhinus oedicnemus). The bird was shot illegally, is blind and unable to feed. The Aege...

Constantinos Petrinos / Founder and director of the Aegean Wildlife Hospital, Mr. Marios Fournaris, assisting a young volunteer at the hospital grounds to release an Eleonora's Falcon (Falco eleonorae) back into the wild. T...

Constantinos Petrinos / Founder and director of the Aegean Wildlife Hospital, Mr. Marios Fournaris, assisting a young volunteer at the hospital grounds to release an Eleonora's Falcon (Falco eleonorae) back into the wild. T...

Constantinos Petrinos / Founder and director of the Aegean Wildlife Hospital, Mr. Marios Fournaris, assisting a young volunteer at the hospital grounds to release an Eleonora's Falcon (Falco eleonorae) back into the wild. T...

Tui De Roy / El Fatal Giant Tortoise (Chelonoidis sp), a newly described species, with Wacho Tapia, the director of the Giant Tortoise Restoration Initiative and co-author of the new species description, Cerro Mes...

Wild Wonders of Europe / Widstrand / Dr Frans Schepers, Managing Director of Rewilding Europe, on visit to Oder delta, Poland, 2014

Suzi Eszterhas / Raccoon (Procyon lotor) three week old baby examined by director of animal care, Melanie Piazza, at wildlife rehabilitation center, WildCare, San Rafael, California

Steve O. Taylor (GHF) / President Ali Bongo Ondimba, Prime minister Raymond Ndong Sima, and Lee White, the director of the National Parks, watching government ivory burn with 6 tonnes (worth 6 million dollars) of African ele...

Pal Hermansen / Ola Westengen director of the vault placing new seeds in the vault, Svalbard Global Seed Vault, Svalbard, Norway, October 2012.

Pal Hermansen / Ola Westengen, director of the vault moving new seeds into Svalbard Global Seed Vault, Svalbard, Norway, October 2012.

Wild Wonders of Europe / Widstrand / Frans Schepers, Managing Director of Rewilding Europe, on King's Trail hiking trail with binoculars, Padjelanta National Park, Kvikkjokk, Greater Laponia Rewilding Area, Lapland, Norrbotten, Sweden,...

Ann & Steve Toon / Save the Rhino Trust camel camp patrol team members Hans Ganaseb (left) and Dansiekie Ganaseb (right), with SRT director of field operations Simson Uri-Khob, (centre) and camels, Kunene region, Namibi...

Ann & Steve Toon / Elephant Population Management Program surgeon Dr Dean Hendrickson, director of Colorado State University Veterinary Teaching Hospital makes ID notch in vasectomised wild elephant bull (Loxodonta afr...

Ann & Steve Toon / Elephant Population Management Program surgeon Dr Johan Marais, left, of the University of Pretoria's Faculty of Veterinary Science assisted by Dr Dean Hendrickson, director of Colorado State Universi...

Eric Dragesco / Two poached Snow Leopard skins (Panthera uncia) held by a Ranger, Tchoichin (left) and the Director of Gobi National Park (right) Mongolia,

Ann & Steve Toon / Dr Cindy Harper, director of Onderstepoort Veterinary Genetics Laboratory, University of Pretoria, sampling rhino horn for DNA profiling, June 2012. Editorial use only

Ann & Steve Toon / Dr Cindy Harper, director of Onderstepoort Veterinary Genetics Laboratory, University of Pretoria, sampling rhino horn for DNA profiling, June 2012. Editorial use only

Wild Wonders of Europe / Möllers / Bieszczady National Park Director, Dr. Tomasz Winnicki, Bukowiec, Poland, September 2011, model released

Roland Seitre / Vincent Dethier, reserve director at Fathala, interacting with tame Spotted Hyaenas (Crocuta crocuta). Toubacouta, Senegal.

Roland Seitre / Vincent Dethier, reserve director at Fathala, feeding tame Roan Antelope (Hippotragus equinus). Toubacouta, Senegal.

Roland Seitre / Vincent Dethier, reserve director at Fathala, interacting with Chapman's Zebra (Equus quagga chapmani). Toubacouta, Senegal.

Roland Seitre / Vincent Dethier, Reserve Director at Fathala, with a Four-toed Hedgehog (Aterlix albiventris). Toubacouta, Senegal.

Roland Seitre / Juan Jose Rojas, zoo director at La Marina Wildlife Rescue Centre, with a Baird's Tapir (Tapirus bairdii). La Marina Wildlife Rescue Center, Costa Rica. 2008

Roland Seitre / Juan Jose Rojas, zoo director at La Marina Wildlife Rescue Centre, with Baird's Tapir (Tapirus bairdii). Costa Rica, 2008.

Roland Seitre / Juan Jose Rojas, zoo director at La Marina Wildlife Rescue Centre, with a Yellow-naped Parrot (Amazona auropalliata). Costa Rica, 2008.

Roland Seitre / Program director Dr Astrid Vargas releasing young Iberian / Spanish Lynx (Lynx pardina) into rearing enclosure. Lynx reintroduction program, Andalusia, Spain, June 2007.

Roland Seitre / Andrea Gomis, director of the reserve, and Antoine Cadi, scientist, carry an African spurred tortoise (Centrochelys / Geochelone sulcata) Sahel desert, Ferlo North Reserve, Senegal, West Africa, Vulne...

Roland Seitre / Antoine Cadi, scientist, and Andrea Gomis, director of the reserve, study an African spurred tortoise (Centrochelys / Geochelone sulcata) Sahel desert, Ferlo North Reserve, Senegal, West Africa, Vulne...

Roland Seitre / Director, Ken Goddard, with display of confiscated items at the National Fish and Wildlife Forensics Laboratory, Ashland, Oregon, USA

Roland Seitre / Director, Ken Goddard, leaning on sign for the National Fish and Wildlife Forensics Laboratory, Ashland, Oregon, USA

Rob Jordan / 2020VISION / Portrait of Nick Yonge, Managing Director of The Tweed Foundation, Roxburghshire, Scotland, UK, October 2011

Jeff Wilson / Director, Jeff Wilson, on an all-terrain-vehicle searching for Arctic Wolves, Ellesmere Island , Nunavut, Canada, June 2008. Taken on location for the BBC series, Frozen Planet.

Jeff Wilson / Director, Jeff Wilson, preparing for Antarctic filming expedition at the National Science Foundation base, Christchurch, New Zealand, October 2009. Taken on location for BBC series, Frozen Planet, Win...

Jeff Wilson / Director, Jeff Wilson, on look out for submerged ice in front of yacht, Svalbard, Spitzbergen, Norway, July 2009, Taken on location for the BBC series, Frozen Planet.

Jeff Wilson / Director, Chadden Hunter, preparing for Antarctic filming expedition at the National Science Foundation base, Christchurch, New Zealand, October 2009. Taken on location for BBC series, Frozen Planet,...

Jeff Wilson / The Wagler's / Temple Pitviper (Tropidolaemus wagleri) that bit Jeff Wilson (Director) and hospitalised him, during the filming of Colugos in Baku National Park, Borneo, for BBC Planet Earth series.

Jeff Wilson / Director, Jeff Wilson, tracking Colugo / Flying lemurs (Galeopterus vairegatus) in Bako National Park, Borneo, filmed for BBC PLanet Earth series, Jungles episode. 2006

Jeff Wilson / Rear view of pilot and director Vanessa Berlowitz filming in the Karakoram Mountains, Himalayas, Pakistan. From Pakistani military helicopter for BBC series Planet Earth, April 2005

Suzi Eszterhas / Belinda Low (Executive Director) and Peter Lalampaa (Field Program Coordinator) of Grevy's Zebra Trust at Kalama Conservancy Headquarters Kalama Conservancy, Northern Rangelands Trust, Kenya, January...

Chadden Hunter / Director, Chadden Hunter, drinking water to wash the sand out of his mouth, in a Saharan sandstorm. Two timelapse film cameras are protected by thick plastic jackets, for the Deserts Episode of the BB...

Tim Laman / Philippine Eagle Center director, Domingo Tadena, turns and weighs a precious Philippine eagle egg {Pithecophaga jefferyi} being incubated at the center, Mindanao Island, Philippines, November 2001.

Miles Barton / Miles Barton (director) and cameraman filming Rainbow lorikeets on location for BBC television programme 'Life of Birds', 1997

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) assistant director Wei Rong Ping checks the general health of Gongzhu's one day old cub, China Conservation and Research Center for the Giant Panda, Wolong Nature...

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) infant held by Zhang Guiqin, Deputy Director at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) infant held by Zhang Guiquan, Deputy Director at the China Conservation and Research Center for the Giant Panda, Wolong Nature Reserve, China

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) assistant director Wei Rong Ping watching Gongzhu's with her newborn cub through the nursery window, China Conservation and Research Center for the Giant Panda, Wo...

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) assistant director Wei Rong Ping watching Gongzhu's with her newborn cub through the nursery window, China Conservation and Research Center for the Giant Panda, Wo...

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) assistant director Wei Rong Ping returning Gongzhu's two-hour-old cub after checking his general health, China Conservation and Research Center for the Giant Panda...

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) assistant director Wei Rong Ping returning Gongzhu's two-hour-old cub after checking his general health, China Conservation and Research Center for the Giant Panda...

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) assistant director Wei Rong Ping returning Gongzhu's one day old cub after checking his general health, China Conservation and Research Center for the Giant Panda,...

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) assistant director Wei Rong Ping returning Gongzhu's one day old cub after checking his general health, China Conservation and Research Center for the Giant Panda,...

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) assistant director Wei Rong Ping returning Gongzhu's one day old cub after checking his general health, China Conservation and Research Center for the Giant Panda,...

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) assistant director Wei Rong Ping soothing Gongzhu after removing her one day old cub to check his general health, China Conservation and Research Center for the Gi...

Katherine Feng / Giant Panda (Ailuropoda melanoleuca) assistant director Wei Rong Ping removing Gongzhu's one day old cub to check his general health, China Conservation and Research Center for the Giant Panda, Wolong...