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Agnes Mary Claypole Moody, US zoologist

Marie Agnes Hinrichs, US zoologist and physiologist

Mary Jane Rathbun, US zoologist

Mary Jane Rathbun, US zoologist

Olive Swezy, US zoologist

Margaret Alger Hayden, US zoologist

Margaret D. Thompson, US zoologist

Cornelia Maria Clapp, US zoologist

Edward Laurens Mark, US zoologist

Mary Stuart MacDougall, US biologist

Viola Shelly Shantz, US zoologist

Libbie Hyman, US zoologist

Elizabeth Kinney, US zoologist

Frank Rattray Lillie, American zoologist

Florence Peebles, US biologist

George Nuttall, US-British bacteriologist

William Sollas, British zoologist

Mary Alice McWhinnie, US biologist

Florence Lowther, US zoologist

C. Lloyd Morgan, British ethologist and psychologist

Edwin Conklin, US zoologist

August Weismann, German zoologist

Thomas Bell, British zoologist

Thomas Hunt Morgan, US geneticist

Theodosius Dobzhansky, Russian-US geneticist

Theodosius Dobzhansky, Russian-US geneticist

Charles Valentine Riley, British-US entomologist

Charles D. Walcott, US palaeontologist, and family

Charles D. Walcott, US palaeontologist, and family

Scientists in academic dress at Cambridge University, 1898

Robert Yerkes, US psychologist

Barbara McClintock, American geneticist

Ruth Winkley, US marine biologist

Ernst Haeckel, German zoologist

Ernst Haeckel, German zoologist

Giovanni Battista Grassi, Italian zoologist

Richard von Hertwig, German zoologist

Ann Haven Morgan, American zoologist

Thomas Hunt Morgan, US geneticist

Doris Mable Cochran, US zoologist

Nettie Maria Stevens, US geneticist

Richard Owen, British zoologist and palaeontologist

John James Audubon, French-US naturalist

Charles D. Walcott with son and daughter at Burgess Shale

Neel and Miller, US geneticists

James Chester Bradley, US entomologist

Joel Asaph Allen, US ornithologist

Russian-US geneticist Dobzhansky with fly maze, 1965

David Bannerman, British ornithologist

Benjamin Hawkins, British sculptor

Beetle research

Nathan Cobb, US zoologist

James Chester Bradley, US entomologist

Carrie Derick, Canadian botanist and geneticist

Alexander Wetmore and John Warren Aldrich, US ornithologists

Louis Agassiz, Swiss-US naturalist

1905 Edwin Ray Lankester Zoologist

John Hutchinson, zoologist

Alexander Wilson, ornithologist

Helen Kemp Porter, British botanist

Julian Huxley, British evolutionary biologist

Mary Isabel McCracken, US entomologist

Charles Darwin, British naturalist

Charles Stiles, US parasitologist

Isabella Gordon, Scottish marine biologist

William Osler and Ramsay Wright, 1890

Raphael Blanchard, French parasitologist

Lionel Rothschild, British zoologist

Konrad Gessner, Swiss naturalist

Henry Walter Bates, British naturalist

Ernest Austen, British entomologist

Beetle research

Thomas Hunt Morgan, US geneticist

1880's Sir Richard Owen and Grandaughter

Lucia McCulloch, US plant pathologist

Russian-US geneticist Dobzhansky with fly jars, 1959

Estrella Eleanor Carothers, American zoologist

Natural History Museum expedition, 1976

Giovanni Grassi, Italian zoologist

Karl von Frisch, Austrian zoologist

Entomology trip, Guyana

Evelyn Cheesman, British entomologist

Ernst Haeckel, German zoologist

May Gorslin Preston Slosson, US suffragist

John Hutchinson, zoologist

Edward Wright, Irish zoologist

Theophil Studer, Swiss zoologist

Clinton Merriam, US naturalist

Helen Marie Gunz, US science librarian

Entomology trip, Guyana

David Starr Jordan, US ichthyologist

Stick insect

Cut rhino horn

Henry and Bannerman with bird-of-prey

Apsley Cherry-Garrard, British explorer

Common dormouse nest in a researcher's hand

Jack Schultz, US geneticist

1878 Sir Richard Owen photograph portrait

British large Blue butterfly colln. 1865

John Children, British chemist

Joshua Brookes, English anatomist

Grasshopper

Titan beetle

Hercules beetle

Elephant beetle

Edwin Linton, US helminthologist

Brian Fisher, US entomologist

Brian Fisher, US entomologist

Brian Fisher, US entomologist

Brian Fisher, US entomologist

Joseph Hooker, British botanist

Jacqueline Cochran, US aviator

Alfred Russel Wallace, British naturalist

Henry Crew, US physicist

Frank Evers Beddard, British zoologist

Bodil Schmidt-Nielsen, Danish American physiologist

Jessie Stickel, US bacteriologist

Miriam Rothschild, British naturalist

Charles Darwin, British naturalist

Charles Darwin, British naturalist

Charles Stockard, US zoologist

Edward Knipling, US entomologist

Lucile and William Mann, US zoologist

Margaret Reed Lewis, US cell biologist

Marjorie MacDill Breit, US journalist

Mary Alice McWhinnie, US biologist

George Boulenger, Belgian zoologist

George Boulenger, Belgian zoologist

William Taliaferro, US parasitologist

Emile Kuss, French physician

Cyprien Combier, French mariner

Darwin's 'The Descent of Man' (1871)

Researcher watching from the crown of yayamadou tree

Herbert Jennings, US geneticist

Wallace's Malay butterflies, 19th century

Julian Huxley, evolutionary biologist

1799 Portrait of George Shaw Zoologist

1799 Portrait of George Shaw Zoologist

Portrait of a chimpanzee

Dog lying on grass

African Spoonbill

Guanaco

American black bear cub

American black bear cubs

American black bear

African wildcat kitten

African wildcat kitten

Adult emperor tamarin

Ocelot in an artificial den

Red-bellied Lemur

Mountain lion

Burrowing owl

Siberian tiger

Red fox

Red fox

South African hedgehog

Oryx

Lioness

Red fox

Red fox

Bighorn ram

Agile wallabies

Eastern grey kangaroo

Mareeba rock-wallaby joey in pouch

Mareeba rock-wallaby joey in mother's pouch

Lumholtz's tree-kangaroo

Red-legged pademelon

Red-legged pademelon

Eastern rosella

Australian pelican

Australian king parrot

Swamp wallaby

Garden snail

Black currawong

Common wombat

Tasmanian devil

Burmese cross breed kitten

Green lizard

Barn owl

Leopard perching in tree

Leopard resting in tree

Leopard looking forward

Male lion resting

Male lion resting on grass

Roan antelope standing on grass

Gemsbok

European lynx sitting on a mossy rock

European lynx sitting on a mossy rock

European lynx walking in snow

European lynx on the move

Young Bengal tiger cub snarling

Red fox

Red fox

Red fox

Red fox sitting on a rock

Grant's gazelle

Grant's zebra foal

African buffalos

African elephant

European brown bear