Pedro Narra / Scientists observing lava and ash plume erupting from Fogo Volcano, Fogo Island, Cape Verde, 29th November 2014.

Pedro Narra / Man and woman undertaking monitoring work measuring Green turtle (Chelonia mydas) nests as the the female digs it, Bissagos Islands, Guinea Bissau. Endangered species. 3rd Place in the SOS Especes M...

Constantinos Petrinos / Yellow stripe clingfish (Diademichthys lineatus) living in association with the Fire Urchin (Astropyga radiata) Lembeh Strait, North Sulawesi, Indonesia.

Sam Hobson / Dr. Norbert Kenntner weighing a goshawk (Accipiter gentilis) nestling during research for his urban goshawk colour ringing project. Berlin, Germany, June 2014. Nominated in the Melvita Nature Images A...

Jabruson / African rainforest clearance, men sawing hardwood tree trunks to make planks. South of Mbomo, Odzala-Kokoua National Park, Republic of Congo, May 2005.

Tui De Roy / Haast Tokoeka (Apterix australis) with Phil Tisch and Tansy Bliss, Department of Conservation Kiwi Recovery team affixing radio transmitter. Haast Kiwi Sanctuary, Westland, South Island, New Zealand....

Jurgen Freund / Split level of solar powered gauge measuring sea temperature, West New Britain, Papua New Guinea, May 2010

Wild Wonders of Europe / Shpilenok / Newborn Saiga antelope (Saiga tatarica) being held for weighing and measuring by staff of the Cherniye Zemli (Black Earth) Nature Reserve, Kalmykia, Russia, May 2009

Pete Oxford / Measuring bill size of Waved albatross (Phoebastria irrorata) Punta Suarez, Española / Hood Island, Galapagos Islands

Sirachai Arunrugstitchai / Team of aquatic veterinarians measuring the size of a Giant freshwater whipray (Urogymnus polylepis) captured in Mae Klong river for research purpose, Samut Songkhram Province, Thailand, November 2015...

Edwin Giesbers / Bird ringer measuring wings of Peregrine falcon (Falco peregrinus) chick aged 4-5 weeks during ringing session. Utrecht, The Netherlands. April 2019.

Edwin Giesbers / Peregrine falcon (Falco peregrinus) chick aged 4-5 weeks having measurements taken during bird ringing session inside hotel, peregrines nest on balcony. Utrecht, The Netherlands. May 2018.

Edwin Giesbers / Father and son, Fred and Henk-Jan Koning measuring Tawny owl (Stix aluco) wing during ringing session. Part of a 60 year long-term study to monitor raptor nests in a 3,400 hectare area of coastal dune...

Edwin Giesbers / Bird ringer and researcher Fred Koning measuring and ringing four Tawny owl (Strix aluco) chicks. Part of a 60 year long-term study to monitor raptors and their nests in a 3,400 hectare area of coasta...

Ingo Arndt / Measuring moisture of honey from Honey bee (Apis mellifera) with honey refractometer, Germany.

Edwin Giesbers / A wild Fire salamander (Salamandra salamandra) about to be weighed, part of a program to capture the last wild population in the Netherlands and keep it safe in GaiaZOO to prevent infection from a dea...

Edwin Giesbers / A wild Fire salamander (Salamandra salamandra) being weighed, part of a program to capture the last wild population in the Netherlands and keep it safe in GaiaZOO to prevent infection from a deadly fu...

Edwin Giesbers / A wild Fire salamander (Salamandra salamandra) being weighed by Bas Martens, Head of Animal Care at GaiaZOO as part of a program to capture the last wild population in the Netherlands and kept it safe...

Edwin Giesbers / A wild Fire salamander (Salamandra salamandra) being weighed by Bas Martens, Head of Animal Care at GaiaZOOas part of a program to capture the last wild population in the Netherlands and keep it safe...

Edwin Giesbers / Zookeeper Nienke weighing a European hamster (Cricetus cricetus) which is part of a breeding program run by GaiaZOO, Kerkade, The Netherlands. May. Model released.

Eric Baccega / Keeper at the bird unit, feeding and weighing a Green-winged macaw (Ara chloropterus), Beauval Zoo, Saint-Aignan, France.

Ashish & Shanthi Chandola / Great Buddha Dordenma, a seated Buddha statue measuring 52m in height. view of head. Kuensel Phodrang, Bhutan. 2019.

Fred Olivier / Group of orntithologists monitoring Antarctic Skua chick (Stercorarius antarcticus) at Dumont d'Urville Station , Antarctica, January 2013

Fred Olivier / Scientist measuring Antarctic Skua chick (Stercorarius antarcticus) at Dumont d'Urville Station , Antarctica, January 2013

Fred Olivier / Scientists measuring a deep water fish (unidentified) capture during a deep trawl in the Southern Ocean, February 2015

Fred Olivier / Adelie penguin (Pygoscelis adeliae) observing scientist measuring Antarctic Skua chick (Stercorarius antarcticus) at Dumont d'Urville Station, Antarctica, January 2013

Fred Olivier / Adelie penguin (Pygoscelis adeliae) observing scientist measuring Antarctic Skua chick (Stercorarius antarcticus) at Dumont d'Urville Station, Antarctica, January. 2013

Doug Gimesy / Grey-headed flying-fox (Pteropus poliocephalus), rescued bat on scales in order to monitor weight. Matcham, New South Wales, Australia. December 2019. Model released.

Tony Wu / Juvenile Chinese pond turtle (Mauremys reevesii), measuring 10cm, climbing in enclosure. They have sharp claws and strong muscles, and are excellent climbers. Rescued from a road, hand-reared now, Jap...

Doug Gimesy / Scientist weighing Short-finned eel (Anguilla australis) before it is tagged and released, as part of ongoing research for Melbourne water, Tarago River, Neerim South, Victoria, Australia. March 2020....

Doug Gimesy / Koala (Phascolarctos cinereus) female aged 12 month under anaesthetic, on scales during health check. Temporarily captive, until old enough to be released. Currumbin Wildlife Hospital, Gold Coast, Que...

Doug Gimesy / Grey-headed flying-fox (Pteropus poliocephalus) recovering on scales following surgery to amputate toe. Temporarily captive, to be released once recovered. Currumbin Wildlife Hospital, Gold Coast, Que...

Bruno D'Amicis / Prof. Bernardo Reyes-Tur measuring Cuban tree snail (Polymita picta) shell in his laboratory at University of Oriente, Santiago de Cuba, Cuba March 2019.

Terry Whittaker / Scientist fitting a geolocator to a common guillemot (Uria aalge). Staff from Natturustofa Noroausturlands (Northeast Iceland Nature Research Centre) catch seabirds at Skoruvikurbjarg bird cliffs on L...

Terry Whittaker / Scientist measuring a Common guillemot (Uria aalge). Staff from Natturustofa Noroausturlands (Northeast Iceland Nature Research Centre) catch seabirds at Skoruvikurbjarg bird cliffs on Langanes Penins...

Terry Whittaker / Scientist measuring the beak of a Fulmar (Fulmarus glacialis) captured to replace its geolocator. Staff from Natturustofa Noroausturlands (Northeast Iceland Nature Research Centre) catch seabirds at S...

Terry Whittaker / Scientist measuring a Common guillemot (Uria aalge). Staff from Natturustofa Noroausturlands (Northeast Iceland Nature Research Centre) catch seabirds at Skoruvikurbjarg bird cliffs on Langanes Penins...

Terry Whittaker / Scientist measuring a Kittiwake (Rissa tridactyla). Staff from Natturustofa Noroausturlands (Northeast Iceland Nature Research Centre) catch seabirds at Skoruvikurbjarg bird cliffs on Langanes Peninsu...

Tony Wu / This is a tube-like home of a Trumpet or Ice cream cone worm (Pectinariidae), measuring 9cm in length, Vava'u, Tonga, South Pacific. Focus-stacked image.

Tony Wu / This is a tube-like home of a Trumpet or Ice cream cone worm (Pectinariidae), measuring 9cm in length, Vava'u, Tonga, South Pacific. Focus-stacked image.

Suzi Eszterhas / Wild Wonders of China / Caretaker weighing Sunda pangolin (Manis javanica) rescued from poachers and in rehabilitation. Carnivore and Pangolin Conservation Program, Cuc Phuong National Park, Vietnam. Captive.

Suzi Eszterhas / Wild Wonders of China / Caretaker weighing Sunda pangolin (Manis javanica) rescued from poachers and in rehabilitation. Carnivore and Pangolin Conservation Program, Cuc Phuong National Park, Vietnam. Captive.

Wendy Shattil / Texas Parks and Wildlife biologist weighing Buff-bellied hummingbird (Amazilia yucatanensis) during bird ringing session. Southmost Preserve, The Nature Conservancy reserve, Brownsville, Texas, USA. J...

Wendy Shattil / Green jay (Cyanocorax luxuosus) in the hand, biologist from Texas Parks and Wildlife measuring wing during bird ringing session. Southmost Preserve, The Nature Conservancy reserve, Brownsville, Texas,...

Wendy Shattil / Black-crested titmouse (Baeolophus atricristatus) in the hand, biologist from Texas Parks and Wildlife measuring beak length during bird ringing session. Southmost Preserve, The Nature Conservancy res...

Wendy Shattil / Ladder-backed woodpecker (Dryobates scalaris) in the hand, biologist measuring size of leg during bird ringing. Southmost Preserve, The Nature Conservancy reserve, Brownsville, Texas, USA. July 2019.

Wendy Shattil / Buff-bellied hummingbird (Amazilia yucatanensis) in stocking for weighing during bird ringing by Texas Parks and Wildlife. Southmost Preserve, The Nature Conservancy reserve, Brownsville, Texas, USA....

David Woodfall / Research worker measuring Little tern (Sterna albifrons) County Wicklow, Ireland, June.