Alex Mustard / Yellow tube sponge (Aplysina fistularis) on coral reef, diver exploring in background. Black Rock Drop Off, East End, Grand Cayman, Cayman Islands, British West Indies. Model released.

Heather Angel / Man using pole to propel bamboo raft on Lijang / Li River, Karst peaks beyond. At dawn, Lijiang River Scenic Zone, Yangshuo county, Guangxi, China.

Terry Whittaker / Man collecting seabird eggs, including those of Common guillemots (Uria aalge), Skoruvikurbjarg cliffs, Langanes Peninsula, Iceland, May.

Terry Whittaker / Man being lowered down a cliff to collect seabird eggs, including those of Common guillemots (Uria aalge). Camera attached to helmet, Skoruvikurbjarg cliffs, Langanes Peninsula, Iceland, May.

Terry Whittaker / Man being lowered down cliff to collect seabird eggs, including those of Common guillemots (Uria aalge), Skoruvikurbjarg cliffs, Langanes Peninsula, Iceland, May.

Terry Whittaker / Man being raised up cliff to collect seabird eggs, including those of Common guillemots (Uria aalge), Skoruvikurbjarg cliffs, Langanes Peninsula, Iceland, May.

Terry Whittaker / Man being lowered down a cliff to collect seabird eggs, including those of Common guillemots (Uria aalge). Camera attached to helmet, Skoruvikurbjarg cliffs, Langanes Peninsula, Iceland, May.

Terry Whittaker / Man being lowered down a cliff to collect seabird eggs, including those of Common guillemots (Uria aalge). Camera attached to helmet, Skoruvikurbjarg cliffs, Langanes Peninsula, Iceland, May.

Terry Whittaker / Man being lowered down a cliff to collect seabird eggs, including those of Common guillemots (Uria aalge). Camera attached to helmet, Skoruvikurbjarg cliffs, Langanes Peninsula, Iceland, May.

Terry Whittaker / Man sorting seabird eggs, including those of Common guillemots (Uria aalge) into egg boxes, Skoruvikurbjarg cliffs, Langanes Peninsula, Iceland, May.

Terry Whittaker / Man being lowered down a cliff to collect seabird eggs, including those of Common guillemots (Uria aalge). Skoruvikurbjarg cliffs, Langanes Peninsula, Iceland, May.

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

Espen Bergersen / Humpback whale (Megaptera novaeangliae) diving. In background a diving boat and 3 divers visible in the water. Kvanangen, Troms, Norway. November

Francisco Marquez / Greater flamingo (Phoenicopterus ruber) juveniles and a few adults kept temporarily in an enclosure for ringing, Fuente de Piedra lagoon, Malaga, Spain. August.

Francisco Marquez / Greater flamingo (Phoenicopterus ruber) juveniles and a few adults kept temporarily in an enclosure for ringing, Fuente de Piedra lagoon, Malaga, Spain. August.

Francisco Marquez / Volunteers rounding up Greater flamingo (Phoenicopterus ruber) juveniles for ringing, Fuente de Piedra lagoon, Malaga, Spain. August.

Enrique Lopez-Tapia / Women picking Tea (Camelia sinensis) leaves by hand in organic tea fields, Temi Tea Garden, Sikkim, India, October 2018.

Enrique Lopez-Tapia / Women picking Tea (Camelia sinensis) leaves by hand in organic tea fields, Temi Tea Garden, Sikkim, India, October 2018.

Morley Read / Developing embryo of the Ecuadorian monkey frog (Phyllomedusa ecuatoriana), showing heart beating and blood flowing, Morona Santiago Province, Ecuador, (non-ex)

Morley Read / Close-up of an Amazon leaf frog (Cruziohyla Craspedopus) tadpole developing in egg, Ecuador. (non-ex)

Morley Read / Timelapse of climbers making their way up to the summit of Cotopaxi Volcano (5897m) after a heavy snowfall, Cotopaxi, Ecuador, December 2018. (non-ex)

Jen Guyton / Park ranger holding a Temminck's ground pangolin (Smutsia temminckii), after rescuing it from poachers. This individual was later released back into the wild. Gorongosa National Park, Mozambique.

SCOTLAND: The Big Picture / Cotton grass (Eriophorum angustifolium) flowering, Shetland, Scotland, UK, July.

Doug Gimesy / Koala (Phascolarctos cinereus) in a Eucalyptus tree after recent bushfires, just before having a visual inspection for its health. If it is determined that a closer examination is required to determin...

Doug Gimesy / Koala (Phascolarctos cinereus) in a Eucalyptus tree after recent bushfires, just before having a visual inspection. If it is determined that a closer examination is required to determine its health, i...

Doug Gimesy / Koala (Phascolarctos cinereus) that was been captured for a health check following bush fires in the area, is held and checked by Forest and Wildlife officer Lachlan Clarke. After an initial assessmen...

Doug Gimesy / Koala (Phascolarctos cinereus) that has been captured for a health check following bush fires in the area, is transported in a crate to a vehicle by members of the Australian Defence Force. It will th...

Doug Gimesy / Forest and Wildlife officers do a preliminary health check on a Koala (Phascolarctos cinereus) that has been brought down from a tree to be checked for burns and weight after a bush fire in the area....

Doug Gimesy / Cherry picker' ascends with a Forest and Wildlife officer to collect a Koala (Phascolarctos cinereus) from the tree so it can have a health check following bush fires in the area. Gelantipy, Vict...

Doug Gimesy / Forest and wildlife officer (assisted by members of the Australian Defence Force) transfers a Koala (Phascolarctos cinereus) that has been captured for a health check following bush fires in the area,...

Doug Gimesy / Koala (Phascolarctos cinereus) that was found walking across burnt ground after a fire, is collected by Forest and Wildlife Lachlan Clarke, (right), assisted by a member of the Australian Defence For...

Doug Gimesy / Koala (Phascolarctos cinereus) that has come down from a tree after a bush fire and is walking across burnt ground, is collected by Forest and Wildlife Officer Lachlan Clarke. Gelantipy, Victoria, Au...

Doug Gimesy / Drone, operated bya member of the Victorian Police Remote Piloted Aircraft Systems (Police Air Wing, Specialist Response Division) hovers near a koala (Phascolarctos cinereus). This drone is being use...

Doug Gimesy / Member of the Victorian Police Remote Piloted Aircraft Systems (Police Air Wing, Specialist Response Division) looking at a screen which is displaying an image sent via a drone of a koala (Phascolarct...

Doug Gimesy / Drone, operated by a member of the Victorian Police Remote Piloted Aircraft Systems (Police Air Wing, Specialist Response Division) hovers near a koala (Phascolarctos cinereus). This drone is being us...

Doug Gimesy / Drone, operated by a member of the Victorian Police Remote Piloted Aircraft Systems (Police Air Wing, Specialist Response Division) hovers near a koala (Phascolarctos cinereus). This drone is being us...

Doug Gimesy / Royal Australian Airforce crew carry a crate which contains a koala off a Royal Australian Airforce (RAAF) C-27J Spartan. This plane was used to transport six koalas (Phascolarctos cinereus) evacuated...

Doug Gimesy / Senior Forest and Wildlife Officer Abby makes final arrangements to drive to Heaslville Sanctuary from East Sale RAAF Base, with a young rescued burn victim Koala (Phascolarctos cinereus) named '...

Doug Gimesy / After a flight from Mallacoota and just landing at East Sale RAAF base, a young Koala (Phascolarctos cinereus) named 'Micky' - one of 6 being evacuated from the Mallacoota wildlife triage centre to M...

Doug Gimesy / Inside of a Royal Australian Airforce (RAAF) C-27J Spartan that is transporting 6 koalas (Phascolarctos cinereus) that were burnt in the Mallacoota (Victoria, Australia) bushfires and are now being ev...

Doug Gimesy / Triage coordinator and Senior Forest and Wildlife Officer Abby Smith - sitting in a Royal Australian Airforce (RAAF) C-27J Spartan - holding a young koala (Phascolarctos cinereus) that was burnt in th...

Doug Gimesy / Koala (Phascolarctos cinereus) that was burnt in the Mallacoota bushfires is evacuated from the Mallacoota wildlife triage centre, carried in a crate by a RAAF crew member (left) and Forest and Wildli...

Doug Gimesy / Baby Koala (Phascolarctos cinereus) named 'Micky' - one of six evacuated from the Mallacoota wildlife triage centre to Melbourne for further treatment to burns resulting from the Mallacoota bushfires...

Doug Gimesy / Member of the Victorian Police Remote Piloted Aircraft Systems (Police Air Wing, Specialist Response Division) looking at a screen which is displaying an infra red image, sent via a drone, of a Koala...

David Gallan / Rural Fire Service volunteers staff a road block, waiting for heavy machinery to help clear the road. The surrounding forest was burned during the December 2019 bushfires.

David Gallan / A member of the Angledale Rural Fire Service brigade patrolling a backburn to protect the edge of Bermagui township, New South Wales, Australia. January 2020.

David Gallan / Angledale Rural Fire Service brigade patrolling a backburn to protect the edge of Bermagui township, New South Wales, Australia. January 2020.

David Gallan / Members of the Angledale Rural Fire Service brigade light up a backburn to protect the edge of Bermagui township, New South Wales, Australia. January 2020.

David Gallan / A member of the Angledale Rural Fire Service brigade lights up a backburn to protect the edge of Bermagui township, New South Wales, Australia. January 2020.

David Gallan / A member of the Angledale Rural Fire Service brigade lights up a backburn to protect the edge of Bermagui township, New South Wales, Australia. January 2020.

Doug Gimesy / Platypus researcher holding a platypus (Ornithorhynchus anatinus) which was captured as part of a Melbourne Water study to monitor the local population. Chum Creek, Healsville, Victoria, Australia. Ma...

Doug Gimesy / Two researchers examining an anaesthetised platypus (Ornithorhynchus anatinus) and starting to glue a temporary radio transponder to its tail, allowing researchers to track its movements. Snowy River...

Doug Gimesy / Platypus (Ornithorhynchus anatinus) researchers placing gill nets in the Snowy river. Mitta Mitta River, Dartmouth, Victoria, Australia. May, 2018. Model released.

Doug Gimesy / Scientist about to bang star picket stakes into rivers to which a fyke net will be secured. This net will then used to try and capture Platypus (Ornithorhynchus anatinus) Mitta Mitta River, Dartmout...

Doug Gimesy / Platypus researchers taking bill measurements from a Platypus (Ornithorhynchus anatinus).Warburton, Victoria, Australia. October, 2018. Model released.

Doug Gimesy / Platypus (Ornithorhynchus anatinus) undergoing surgical implantation of radio transponder Dartmouth, Victoria, Australia. May 2018. Model released.

Doug Gimesy / Microchip is inserted into the neck of a platypus (Ornithorhynchus anatinus) before being released back into the wild. Dartmouth, Victoria, Australia. May 2018.

Doug Gimesy / Platypus (Ornithorhynchus anatinus) researcher setting platypus catching fyke nets in the late afternoon in the Little Yarra River, Yarra Junction, Victoria, Australia

Doug Gimesy / Platypus (Ornithorhynchus anatinus) researcher setting platypus catching Fyke nets in the late afternoon in the Little Yarra River, Yarra Junction, Victoria, Australia. April, 2018. Model released

Doug Gimesy / Platypus (Ornithorhynchus anatinus) researcher taking cheek pouch samples from an anaesthetized platypus that was captured earlier from in the Snowy River, Dalgety, NSW, Australia. Dalgety, NSW, Austr...

Doug Gimesy / Platypus researcher holding a young female platypus (Ornithorhynchus anatinus) just before releasing it back into a stream. Healsville, Victoria, Australia. September, 2018.Model released

Doug Gimesy / Scientist examining river water to tests for platypus DNA. Cesar Research Laboratory, Melbourne, Victoria, Australia. June, 2017.Model released.

Doug Gimesy / Researcher examining the spur of a platypus (Ornithorhynchus anatinus) that was captured as part of a Melbourne Water study into their distribution. Spurs can help a researchers age a male platypus. W...

Doug Gimesy / Researcher examining the spur of a Platypus (Ornithorhynchus anatinus) that was captured as part of a Melbourne Water study into their distribution. Spurs can help a researchers age a male platypus. W...

Doug Gimesy / Two researchers rowing into the middle of the Snowy River to collect a platypus (Ornithorhynchus anatinus) from the gill net they had set hours before. Snowy River, Dalgety, NSW, Australia. September...

Doug Gimesy / Platypus (Ornithorhynchus anatinus) researchers placing gill nets in the Mitta Mitta River to capture platypus. Mitta Mitta River, Darmouth, Victoria, Australia. May, 2018. Model released.

Doug Gimesy / Platypus researcher weighing Platypus (Ornithorhynchus anatinus) Warburton, Victoria, Australia. October, 2018. Model released.

Doug Gimesy / Anaesthetised Platypus (Ornithorhynchus anatinus) is readied for a radio transponder to be surgically implanted in a make-shift surgical theatre in a lounge room. This transponder will allow researche...

Doug Gimesy / Rear left ankle of a male platypus (Ornithorhynchus anatinus) held by a researcher showing venomous spur. Dartmouth, Victoria, Australia. May 2018.

Doug Gimesy / Scientist taking blood sample from Platypus (Ornithorhynchus anatinus) Dartmouth, Victoria, Australia. May 2018. Model release supplied.

Doug Gimesy / Scientist taking blood sample from Platypus (Ornithorhynchus anatinus) Dartmouth, Victoria, Australia. May 2018. Model release supplied.

Doug Gimesy / Platypus (Ornithorhynchus anatinus) researchers preparing radio receivers to be placed into the river and help track the movement of platypus which have had transponders attached. Dalgety, NSW, Austra...

Doug Gimesy / Platypus researchers packing up fyke nets in the early morning. These were set the afternoon prior to try and capture platypus (Ornithorhynchus anatinus) as part of a Melbourne Water study. Woori Yall...

Doug Gimesy / Platypus researcher holding a platypus (Ornithorhynchus anatinus) whilst field assistant measures the bill length. It was captured as part of a Melbourne Water study to monitor the local population. C...

Doug Gimesy / Platypus researchers holding a Platypus (Ornithorhynchus anatinus) and measuring bill length. It was captured as part of a Melbourne Water study to monitor the local population. Chum Creek, Healsville...

Doug Gimesy / Platypus researchers taking bill measurements from a Platypus (Ornithorhynchus anatinus) Healsville, Victoria, Australia. September, 2018. Model released.

Doug Gimesy / Blood is drawn from the bill of an anaesthetised Platypus (Ornithorhynchus anatinus) Snowy River, Dalgety, NSW, Australia. September 2017 Model release supplied.

Doug Gimesy / Two platypus (Ornithorhynchus anatinus) eggs held in researchers hands (at night. these were discovered in field by researchers. Snowy River, Dalgety, NSW, Australia. September 2018.

Doug Gimesy / Two researchers rowing into the middle of the Snowy River tp collect Platypus (Ornithorhynchus anatinus) from net, Dalgety, NSW, Australia. September 2017. Model released.

Doug Gimesy / Platypus researchers taking bill measurements from a Platypus (Ornithorhynchus anatinus). Healsville, Victoria, Australia. September, 2018. Model released.

Doug Gimesy / Two researchers rowing into the middle of the Snowy River to collect a platypus (Ornithorhynchus anatinus) from the gill net they had set hours before. Snowy River, Dalgety, NSW, Australia. Septembe...

Doug Gimesy / Scientists surgically implanting radio transponder Platypus (Ornithorhynchus anatinus) Dartmouth, Victoria, Australia. May, 2018. Model released.

Doug Gimesy / Wildlife Officer in front of an illegally used Opera House net with seven dead platypus (Ornithorhynchus anatinus) which drowned inside. Werribee River, Victoria, Australia. September 2018. Model re...

Doug Gimesy / Platypus (Ornithorhynchus anatinus) undergoing surgical implantation of radio transponder Dartmouth, Victoria, Australia. May 2018. Model release.

Doug Gimesy / Scientist surgically implanting Platypus (Ornithorhynchus anatinus) with radio transponder. Dartmouth, Victoria, Australia. May 2018. Model released.

Doug Gimesy / Field volunteer Grant Purcell shows how to place a weighted radio receiver into a river to help track the movement of platypus (Ornithorhynchus anatinus) which have had transponders attached. Mitta Mi...

Doug Gimesy / A platypus (Ornithorhynchus anatinus) has a radio transponder surgically implanted by Dr Gilad Bino whilst anaesthetised in a make-shift surgical theatre in a lounge. This transponder will allow resea...

Doug Gimesy / A platypus (Ornithorhynchus anatinus) has a radio transponder surgically implanted by Dr Gilad Bino whilst anaesthetised in a make-shift surgical theatre in a lounge. This transponder will allow resea...

Doug Gimesy / Platypus researchers weighs a platypus (Ornithorhynchus anatinus) whilst another researcher writes down data. Warburton, Victoria, Australia. October, 2018. Model released.

Doug Gimesy / Platypus (Ornithorhynchus anatinus) eggs being held in researchers hands at night. Snowy River, Dalgety, NSW, Australia. September 2018.

Doug Gimesy / Platypus (Ornithorhynchus anatinus) undergoing surgical implantation of radio transponder Dartmouth, Victoria, Australia. May 2018. Model release.

Doug Gimesy / Anaesthetised Platypus (Ornithorhynchus anatinus) is readied for a radio transponder to be surgically implanted in a make-shift surgical theatre Dartmouth, Victoria, Australia. May, 2018. Model relea...

Doug Gimesy / Scientist surgically implanting Platypus (Ornithorhynchus anatinus) with radio transponder. Dartmouth, Victoria, Australia. May 2018. Model released.

Doug Gimesy / Researchers placing gill nets in the Snowy river to try and capture Platypus (Ornithorhynchus anatinus) Snowy River, Jindabyne, NSW, Australia. September, 2017. Model released.

Doug Gimesy / Platypus (Ornithorhynchus anatinus) has a radio transponder surgically implanted whilst anaesthetised in a make-shift surgical theatre in a lounge. This transponder will allow researchers to track its...

Doug Gimesy / Platypus researchers taking bill measurements Platypus (Ornithorhynchus anatinus). Warburton, Victoria, Australia. October, 2018. Model released.