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Mary Jane Rathbun, US zoologist

Mary Jane Rathbun, US zoologist

Thomas Bell, British zoologist

Viola Shelly Shantz, US zoologist

Mary Stuart MacDougall, US biologist

Olive Swezy, US zoologist

Agnes Mary Claypole Moody, US zoologist

Margaret Alger Hayden, US zoologist

Margaret D. Thompson, US zoologist

Joel Asaph Allen, US ornithologist

Louis Agassiz, Swiss-US naturalist

Scientists in academic dress at Cambridge University, 1898

Frank Rattray Lillie, American zoologist

August Weismann, German zoologist

Marie Agnes Hinrichs, US zoologist and physiologist

David Bannerman, British ornithologist

Edward Wright, Irish zoologist

Theophil Studer, Swiss zoologist

Estrella Eleanor Carothers, American zoologist

Cornelia Maria Clapp, US zoologist

Henry and Bannerman with bird-of-prey

Apsley Cherry-Garrard, British explorer

Raphael Blanchard, French parasitologist

Natural History Museum expedition, 1976

Ernst Haeckel, German zoologist

Ernst Haeckel, German zoologist

Evelyn Cheesman, British entomologist

James Chester Bradley, US entomologist

Isabella Gordon, Scottish marine biologist

Barbara McClintock, American geneticist

Benjamin Hawkins, British sculptor

Libbie Hyman, US zoologist

Neel and Miller, US geneticists

Edwin Conklin, US zoologist

Theodosius Dobzhansky, Russian-US geneticist

Giovanni Grassi, Italian zoologist

John Hutchinson, zoologist

William Sollas, British zoologist

George Boulenger, Belgian zoologist

George Boulenger, Belgian zoologist

Thomas Hunt Morgan, US geneticist

Ann Haven Morgan, American zoologist

John James Audubon, French-US naturalist

Bacteriology laboratory

Richard von Hertwig, German zoologist

John Children, British chemist

Joshua Brookes, English anatomist

Charles Stiles, US parasitologist

Konrad Gessner, Swiss naturalist

Miriam Rothschild, British naturalist

Charles Valentine Riley, British-US entomologist

Nathan Cobb, US zoologist

Doris Mable Cochran, US zoologist

Edward Laurens Mark, US zoologist

Russian-US geneticist Dobzhansky with fly maze, 1965

Asian hornet research

Clinton Merriam, US naturalist

William Taliaferro, US parasitologist

1905 Edwin Ray Lankester Zoologist

Sir Gavin de Beer, British embryologist

James Chester Bradley, US entomologist

Edward Knipling, US entomologist

Charles Darwin, British naturalist

Herbert Jennings, US geneticist

Fritz Schaudinn, German microbiologist

Nettie Maria Stevens, US geneticist

Ruth Winkley, US marine biologist

Charles D. Walcott, US palaeontologist, and family

Charles D. Walcott, US palaeontologist, and family

Edoardo Perroncito, Italian physician

Teissier and Sirks, Geneticists

Arthur Dendy, British zoologist

Stuart Ridley, British zoologist

Arthur Waters, British zoologist

Frank Beddard, British zoologist

Johannes Holtfreter, embryologist

Selman Waksman, microbiologist

Stick insect

Otto Glaser, US zoologist

Edmund Harvey, US zoologist

Beetle research

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

Beetle research

Charles Darwin, British naturalist

Albert Gunther, German-British zoologist

Thomas Hunt Morgan, US geneticist

Thomas Hunt Morgan, US geneticist

Elizabeth Kinney, US zoologist

Elizabeth C. Crosby, American neuroanatomist

Giovanni Battista Grassi, Italian zoologist

Julian Huxley, British evolutionary biologist

Julian Huxley, evolutionary biologist

William Herdman, Scottish zoologist

Henry Walter Bates, British naturalist

Alexander Agassiz, US zoologist

Ernest Austen, British entomologist

Marjorie MacDill Breit, US journalist

1880's Sir Richard Owen and Grandaughter

Louis Agassiz, Swiss-US geologist

William McIntosh, Scottish zoologist

John Hutchinson, zoologist

Alexander Wetmore and John Warren Aldrich, US ornithologists

Charles D. Walcott with son and daughter at Burgess Shale

Alexander Wilson, ornithologist

Ernst Haeckel, German zoologist

Theodosius Dobzhansky, Russian-US geneticist

E. Trewavas, British ichthyologist

1870's Carl Christoph Vogt Portrait

'Birds' (1841), 'The Zoology of the Voyage of HMS Beagle'

David Starr Jordan, US ichthyologist

Thomas Huxley, British naturalist

Edwin Conklin, US zoologist

Adam Sedgwick, British zoologist

Florence Lowther, US zoologist

Robert Koch, German microbiologist and physician

Eleanor Carothers, US geneticist

Florence Peebles, US biologist

Karl von Frisch, Austrian zoologist

Barbara McClintock, US cell geneticist

C. Lloyd Morgan, British ethologist and psychologist

Cut rhino horn

George Nuttall, US-British bacteriologist

1830 Baron Georges Cuvier palaeontologist

Mary Alice McWhinnie, US biologist

William Sollas, British zoologist

Alfred Sturtevant, US geneticist

1878 Sir Richard Owen photograph portrait

British large Blue butterfly colln. 1865

Grasshopper

Titan beetle

Hercules beetle

Elephant beetle

Edwin Linton, US helminthologist

Roxie Collie Simpson Laybourne, US ornithologist

Maurice Whittinghill, US geneticist

Charles Regan, British ichthyologist

Lionel Rothschild, British zoologist

Richard Owen, British zoologist and palaeontologist

Alfred Russel Wallace, British naturalist

Alfred Alcock, British naturalist

Researcher handling lab grown coral

Entomology trip, Guyana

Frank Evers Beddard, British zoologist

Charles Metz, US geneticist

Calvin Bridges, US geneticist

Theophilus Painter, US geneticist

Clarence McClung, US geneticist

Charles Darwin, British naturalist

Henri Bouley, French veterinarian

Lucia McCulloch, US plant pathologist

Wallace's Malay butterflies, 19th century

Edible crab

Louis Agassiz, Swiss-US geologist

Wilmatte Porter Cockerell, US botanist and entomologist

Charles Darwin, British naturalist

Mirsky and Schultz, US biologists

Al-Jahiz

Al-Jahiz

August Forel, Swiss psychiatrist

Isaac Lea, US conchologist

Entomology trip, Guyana

G. Robert Coatney, US parasitologist

Martin D. Young, US parasitologist

Richard Lydekker, British naturalist

Joseph Fayrer, British physician

Leopold de Folin, French oceanographer

Dog behaviour research

1766 Moses Harris Aurelian gold chrysalis

1775 Moses Harris Aurelian Eyed Hawk Moth

1766 Elephant Hawk Moth Harris Aurelian

Albert von Kolliker, Swiss zoologist

Robert Cooley, US entomologist

Galvani's electricity experiments, 1780s

Curt Stern, German-US geneticist

Morgan and Emerson, US geneticists

Rubella vaccine research

Plant geneticists from Cornell University, 1929

Joseph Hooker, British botanist

Entomologist collecting flying insects

Charles Davenport, US eugenicist

Charles Sherborn, British taxonomist

Bodil Schmidt-Nielsen and her husband Knut Schmidt-Nielsen

Eleanor King, US editor and author

Ronald Ross, British physician

Mary Constance Blair, US botanist

George Simpson, US palaeontologist

'Mammalia' (1839), 'The Zoology of the Voyage of HMS Beagle'

Cyprien Combier, French mariner

Osbert Salvin, British naturalist

Charles Darwin, British naturalist

Russian-US geneticist Dobzhansky with fly jars, 1959

Asian hornet research

Researchers using infrared camera to study wolves and sheep

Elegant starfish

Elegant starfish

Patrick Manson, Scottish physician

Barbara McClintock, US cell geneticist

William Carpenter, English zoologist

Rudolph Bergh, Danish zoologist

George Boulenger, British zoologist