People prepare to buy and slaughter sheep outside a restaurant at a tourist stop.

Lyuba, who loves cats, with some of animals she is looking after. She already had eighteen cats before the Russian invasion and now that people have fled leaving the animals behind, she has over twent...

People prepare to buy and slaughter sheep outside a restaurant at a tourist stop.

People prepare to buy and slaughter sheep outside a restaurant at a tourist stop.

People prepare to buy and slaughter sheep outside a restaurant at a tourist stop.

People prepare to buy and slaughter sheep outside a restaurant at a tourist stop.

Dogs running acrossa road in the deserted town of Barvinkove, now a staging post for the war in Donbass.

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

Charles Island Tortoise (Geochelone nigra galapagoensis), FMNH no. 13523. Field Museum of Natural History, Chicago. Conservation status: extinct. A subspecies of the Galapagos Giant Tortoise that is n...

Earless Monitor Lizard (Lanthanotus borneensis). Field Museum of Natural History, Chicago. FMNH catalogue no. 130981. Known only from the state of Sarawak on the island of Borneo. It is nocturnal, liv...

Central American River Turtle (Dermatemys mawii), FMNH catalogue no. 98950. Field Museum of Natural History, Chicago. Conservation status: critically endangered. The Central American River Turtle was...

Thylacine (Thylacinus cynocephalus), Field Museum of Natural History, Chicago. No. 81522. Conservation status: extinct.

The last known remaining thylacine, or Tasmanian tiger, died in captiv...

White-Nosed Bush Frog (Philautus leucorhinus), Field Museum of Natural History, Chicago. Nos. 81233, 173345-67. Conservation status: extinct.

There are approximately 105 species of frog nati...

Cyclosurus mariei, a land snail, Field Museum of Natural History, Chicago. Conservation status: extinct.

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

Alan Resetar, Collection Manager of the Division of Amphibians and Reptiles at the Field Museum of Natural History, Chicago, taking tissue specimens from a cryogenic storage facility that is cooled wi...

Alan Resetar, Collection Manager of the Division of Amphibians and Reptiles at the Field Museum of Natural History, Chicago, taking tissue specimens from a cryogenic storage facility that is cooled wi...

Central American River Turtle (Dermatemys mawii), FMNH catalogue no. 4163. Field Museum of Natural History, Chicago. Conservation status: critically endangered. The Central American River Turtle was o...

Central American River Turtle (Dermatemys mawii), FMNH catalogue no. 4163. Field Museum of Natural History, Chicago. Conservation status: critically endangered. The Central American River Turtle was o...

Black Andean Toad (Atelopus ignescens), FMNH catalogue no. 199941. Field Museum of Natural History, Chicago. Conservation status: extinct. Not recorded since 1988, extensive searches over the last fif...

Black Andean Toad (Atelopus ignescens), FMNH catalogue no. 199941. Field Museum of Natural History, Chicago. Conservation status: extinct. Not recorded since 1988, extensive searches over the last fif...

Santa Catalina Rattlesnake (Crotalus catalinensis). Field Museum of Natural History, Chicago. FMNH catalogue no. 1169. Conservation status: critically endangered. It is found only on Santa Catalina Is...

Master roll of sequentially numbered paper tags in the Fishes Division, Field Museum of Natural History, Chicago. As new specimens are entered into the collection, they are tagged with a unique number...

Golden Frog (Bufo periglenes). Field Museum of Natural History, Chicago. FMNH nos. 167967-69. Conservation status: extinct. This species was known only from the Reserva Biologica Monteverde, Costa Ric...

Coelocanth (Latimeria chalumnae). Field Museum of Natural History, Chicago. FMNH no. 76057 and/or 97106 (scales from 2 individuals in one fluid vat). Conservation status: critically endangered. The Co...

Harelip Sucker (Lagochila lacera). Field Museum of Natural History, Chicago. FMNH no. 1847. Conservation status: extinct. In 2004 this species was renamed Moxostoma lacerum. The last specimen was coll...

Shortnose Cisco (Coregonus reighardi). Field Museum of Natural History, Chicago. FMNH no. 63398. Conservation status: critically endangered. The species is a native of the Great Lakes of North America...

Bachman's Warbler (Vermivora bachmanii). Field Museum of Natural History, Chicago. Conservation status: critically endangered. There is very little remaining habitat to search and any remaining popula...

Rusty blackbird (Euphagus carolinus). Field Museum of Natural History, Chicago. Conservation status: vulnerable. E. carolinus ranges widely across the boreal zone of North America from New England, th...

Yellow Blossom Pearly Mussel (Epioblasma florentina), Field Museum of Natural History, Chicago. No. 68453. Conservation status: extinct.

Epioblasma is the fourth largest genus of North Ameri...

Darwin's Frog (Rhinoderma darwinii), FMNH no. 40125 and others. Field Museum of Natural History, Chicago. Conservation status: vulnerable. Occurring in the forests of Argentina and Chile, this species...

Philippine Crocodile (Crocodilus mindorensis), FMNH catalogue no. 19891. Field Museum of Natural History, Chicago. Conservation status: critically endangered. Crocodilus mindorensis is the most enadan...

A workspace in the Birds Division of the Field Museum of Natural History in Chicago. Clockwise from upper left: a bird nest, bird skeleton, unidentified parrot and specimen storage boxes.

...

Owl parrot / Kakapo (Strigops habroptilus). Field Museum of Natural History, Chicago. Conservation status: critically endangered. The kakapo is the only flightless parrot in the world. It is also the...

Owl parrot / Kakapo (Strigops habroptilus). Field Museum of Natural History, Chicago. Conservation status: critically endangered. The kakapo is the only flightless parrot in the world. It is also the...

Eskimo curlew (Numenius borealis). Field Museum of Natural History, Chicago. Conservation status: critically endangered. Once one of the most numerous of shorebirds, it has been over 40 years since th...

Passenger Pigeon (Ectopistes migratorius). Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinnati Zoo. It...

Passenger Pigeon (Ectopistes migratorius). Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinnati Zoo. It...

Left to right: Camiguin Hanging-Parrot (Loriculus camiguinensis) and Hyacinth Macaw (Anodorhyncus hyacinthinus). Field Museum of Natural History, Chicago. Conservation status of macaw: endangered. Cam...

Grand Cayman Thrush (Turdus ravidus), Field Museum of Natural History, Chicago. No. 20402. Conservation status: extinct.

The Grand Cayman thrush was once endemic to the island of Grand Cayma...

Atitlan Grebe (Podilymbus gigas), Field Museum of Natural History, Chicago. No. 97557. Conservation status: extinct.

The Atitlan grebe, also known as the poc, was a large, flightless water b...

Atitlan Grebe (Podilymbus gigas), Field Museum of Natural History, Chicago. No. 97557. Conservation status: extinct.

The Atitlan grebe, also known as the poc, was a large, flightless water b...

Cuban Ivory-Billed Woodpecker (Campephilus principalis bairdii), Field Museum of Natural History, Chicago. No. 41820. Conservation status: extinct.

Originally described as a subspecies of th...

A tray of Passenger Pigeon skins, with other specimens (Ectopistes migratorius), at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

Camiguin Hanging-Parrot (Loriculus camiguinensis). Field Museum of Natural History, Chicago. The specimens in this drawer, collected in the 1960s, are labelled Loriculus philippensis. However, field r...

Eggshells in the Birds Division of the Field Museum of Natural History, Chicago.

As biologists describe new species and add to our understanding of the interrelated nature of life on Earth...

Left to right: Gray-breasted Wood-Wren(Henicorhina leucophrys), White-breasted Wood-Wren (H. leucosticta tropaea), Bar-winged wood-wren (Henicorhina leucoptera). Field Museum of Natural History, Chica...

Peregrine falcon eggs from 1899 (Falco peregrinus anatum). Field Museum of Natural History, Chicago. FMNH catalogue no.6844. The Peregrine falcon was brought nearly to extinction in the mid 1960s, pri...

Xerces Blue (Glaucopsyche xerces), Field Museum of Natural History, Chicago. No. 474. Conservation status: extinct.

Writing in 1998 about the sorrow associated with extinction, veterinaria...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

A Passenger Pigeon (Ectopistes migratorius) egg at the Field Museum of Natural History, Chicago. Conservation status: extinct. On 14 September 1914, the last Passenger Pigeon died in a cage in Cincinn...

Nile Perch (Lates niloticus), FMNH no. 55359. Field Museum of Natural History, Chicago. Conservation status: least concern. Important commercially, this species is under threat from overexploitation a...

Hippocampus hudsonius, Lined Seahorse, FMNH no. 49126. Field Museum of Natural History, Chicago. The entire genus Hippocampus is listed in Appendix II of CITES, effective May 2004 and all Hippocampus...

Charles Island Tortoise (Geochelone nigra galapagoensis), FMNH no. 13523. Field Museum of Natural History, Chicago. Conservation status: extinct. A subspecies of the Galapagos Giant Tortoise that is n...

Charles Island Tortoise (Geochelone nigra galapagoensis), FMNH no. 13523. Field Museum of Natural History, Chicago. Conservation status: extinct. A subspecies of the Galapagos Giant Tortoise that is n...

In the Kharkov dolphinarium, two belugas and three dolphins remain after the rest were evacuated to Odessa.  When shelling and bombing occur, these mammals drop to the bottom of their aquarium and...

In the Kharkov dolphinarium, two belugas and three dolphins remain after the rest were evacuated to Odessa.  When shelling and bombing occur, these mammals drop to the bottom of their aquarium and...

In the Kharkov dolphinarium, two belugas and three dolphins remain after the rest were evacuated to Odessa.  When shelling and bombing occur, these mammals drop to the bottom of their aquarium and...

A man picks a crab from a live seafood tank at an Alibaba Group Holding Ltd's Hema or Fresh Hippo store.

A tank of live shellfish at Alibaba Group Holding Ltd's Hema or Fresh Hippo store.

A woman passes a shop selling caged songbirds.

Stalls selling bird cages line a busy road.

A man carries live turkeys along a street.

A hat made from fox fur in a souvenir shop.

A man with his children looking at Bactrian camels in Kabul Zoo.

The Director of Mykolaiv Zoo Vladimir Topchy with one of the giraffes. The zoo has been hit by four Russian-fired rockets.

The Director of Mykolaiv Zoo Vladimir Topchy with one of the giraffes. The zoo has been hit by four Russian-fired rockets.

The Director of Mykolaiv Zoo Vladimir Topchy with one of the giraffes. The zoo has been hit by four Russian-fired rockets.

Stuffed animals and other items in Mykolaiv Zoo which has been hit by four Russian rockets.

Stuffed animals and other items in Mykolaiv Zoo which has been hit by four Russian rockets.

Stuffed animals and other items in Mykolaiv Zoo which has been hit by four Russian rockets.

The Director of Mykolaiv Zoo Vladimir Topchy receives a surprise visit form his grandson Gregory, who has managed to escape the war zone. Topchy is trying to keep the zoo going although it has been hi...

The Director of Mykolaiv Zoo Vladimir Topchy receives a surprise visit form his grandson Gregory, who has managed to escape the war zone. Topchy is trying to keep the zoo going although it has been hi...

The Director of Mykolaiv Zoo Vladimir Topchy sits at his desk in his office as he tries to keep the zoo going although it has been hit by four Russian rockets.