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Olive Swezy, US zoologist

Margaret Alger Hayden, US zoologist

Margaret D. Thompson, US zoologist

Marie Agnes Hinrichs, US zoologist and physiologist

Mary Stuart MacDougall, US biologist

Mary Jane Rathbun, US zoologist

Frank Rattray Lillie, American zoologist

Agnes Mary Claypole Moody, US zoologist

Mary Jane Rathbun, US zoologist

Ruth Winkley, US marine biologist

Viola Shelly Shantz, US zoologist

Richard von Hertwig, German zoologist

Thomas Bell, British zoologist

Elizabeth Kinney, US zoologist

Nettie Maria Stevens, US geneticist

Estrella Eleanor Carothers, American zoologist

Florence Lowther, US zoologist

Ernst Haeckel, German zoologist

Ernst Haeckel, German zoologist

William Sollas, British zoologist

Florence Peebles, US biologist

Scientists in academic dress at Cambridge University, 1898

Charles Valentine Riley, British-US entomologist

Libbie Hyman, US zoologist

August Weismann, German zoologist

Barbara McClintock, American geneticist

Edwin Conklin, US zoologist

James Chester Bradley, US entomologist

Theodosius Dobzhansky, Russian-US geneticist

Raphael Blanchard, French parasitologist

John James Audubon, French-US naturalist

James Chester Bradley, US entomologist

Joel Asaph Allen, US ornithologist

Thomas Hunt Morgan, US geneticist

David Bannerman, British ornithologist

John Hutchinson, zoologist

Ann Haven Morgan, American zoologist

Beetle research

Giovanni Battista Grassi, Italian zoologist

Benjamin Hawkins, British sculptor

Edward Laurens Mark, US zoologist

Beetle research

Louis Agassiz, Swiss-US naturalist

Theodosius Dobzhansky, Russian-US geneticist

Neel and Miller, US geneticists

Charles Stiles, US parasitologist

William Taliaferro, US parasitologist

Miriam Rothschild, British naturalist

Edward Knipling, US entomologist

Ernest Austen, British entomologist

Clinton Merriam, US naturalist

Edward Wright, Irish zoologist

Theophil Studer, Swiss zoologist

George Nuttall, US-British bacteriologist

Nathan Cobb, US zoologist

Natural History Museum expedition, 1976

Evelyn Cheesman, British entomologist

Thomas Hunt Morgan, US geneticist

Otto Glaser, US zoologist

Edmund Harvey, US zoologist

Russian-US geneticist Dobzhansky with fly maze, 1965

Konrad Gessner, Swiss naturalist

Henry Walter Bates, British naturalist

Stick insect

Cut rhino horn

Henry and Bannerman with bird-of-prey

Apsley Cherry-Garrard, British explorer

1880's Sir Richard Owen and Grandaughter

John Children, British chemist

Entomology trip, Guyana

Charles D. Walcott, US palaeontologist, and family

Charles D. Walcott, US palaeontologist, and family

Karl von Frisch, Austrian zoologist

Lucia McCulloch, US plant pathologist

Thomas Hunt Morgan, US geneticist

Cornelia Maria Clapp, US zoologist

Frank Evers Beddard, British zoologist

Researcher handling lab grown coral

1905 Edwin Ray Lankester Zoologist

Edwin Linton, US helminthologist

1878 Sir Richard Owen photograph portrait

British large Blue butterfly colln. 1865

Joshua Brookes, English anatomist

Grasshopper

Titan beetle

Hercules beetle

Elephant beetle

Entomology trip, Guyana

Common dormouse nest in a researcher's hand

Giovanni Grassi, Italian zoologist

Isabella Gordon, Scottish marine biologist

Abby Howe Turner, American physiologist

Alfred Sturtevant, US geneticist

Eleanor Carothers, US geneticist

Isaac Lea, US conchologist

Sir Gavin de Beer, British embryologist

John Hutchinson, zoologist

Charles Darwin, British naturalist

Maurice Whittinghill, US geneticist

Fritz Schaudinn, German microbiologist

Mary Alice McWhinnie, US biologist

Curt Stern, German-US geneticist

David Starr Jordan, US ichthyologist

Herbert Jennings, US geneticist

George Boulenger, Belgian zoologist

George Boulenger, Belgian zoologist

Charles D. Walcott with son and daughter at Burgess Shale

Alexander Wilson, ornithologist

Edwin Conklin, US zoologist

Barbara McClintock, US cell geneticist

Russian-US geneticist Dobzhansky with fly jars, 1959

Charles Metz, US geneticist

Calvin Bridges, US geneticist

Theophilus Painter, US geneticist

Clarence McClung, US geneticist

Mary Isabel McCracken, US entomologist

Alexander Wetmore and John Warren Aldrich, US ornithologists

Brian Fisher, US entomologist

Brian Fisher, US entomologist

Brian Fisher, US entomologist

Barbara McClintock, US cell geneticist

Roxie Collie Simpson Laybourne, US ornithologist

Teissier and Sirks, Geneticists

Rosalind Wulzen, US physiologist

William Carpenter, English zoologist

Rudolph Bergh, Danish zoologist

William Herdman, Scottish zoologist

George Boulenger, British zoologist

Julian Huxley, British evolutionary biologist

Alfred Russel Wallace, British naturalist

Asian hornet research

Beatrice Mintz, US embryologist

Margaret Mann Lesley, US geneticist and cytologist

Bacteriology laboratory

Charles Darwin, British naturalist

Elizabeth C. Crosby, American neuroanatomist

1799 Portrait of George Shaw Zoologist

1799 Portrait of George Shaw Zoologist

Nora Mae Lowe, wife of Clifton Lowe

Dog behaviour research

Edgar A Smith, British zoologist

Charles Darwin, British naturalist

Cyprien Combier, French mariner

Eleanor King, US editor and author

Richard Lydekker, British naturalist

Johannes Holtfreter, embryologist

Selman Waksman, microbiologist

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

Richard Owen, British zoologist and palaeontologist

Researchers using infrared camera to study wolves and sheep

C. Lloyd Morgan, British ethologist and psychologist

Calvin Bridges, US geneticist

Albert Gunther, German-British zoologist

Mirsky and Schultz, US biologists

Wilmatte Porter Cockerell, US botanist and entomologist

August Forel, Swiss psychiatrist

Yuri Filipchenko, Russian entomologist

Lionel Rothschild, British zoologist

Adam Sedgwick, British zoologist

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

Charles Stockard, US zoologist

The little Dodo Didunculus toothed pigeon

William Beebe aboard the Antares, 1930s

Doris Mable Cochran, US zoologist

Morgan and Emerson, US geneticists

Parasite identification

Ethel Stiffler, US botanist

Alexander von Humboldt, German naturalist

Julian Huxley, evolutionary biologist

Patrick Manson, Scottish physician

Robert Yerkes, US psychologist

Brian Fisher, US entomologist

Lab-grown corals

Lab-grown corals

Lab-grown corals

Al-Jahiz

Al-Jahiz

Joseph Hooker, British botanist

Lorenzo Langstroth, US apiarist

George Simpson, US palaeontologist

Common dormouse anaesthetised in a researcher's hand

Mary Knight Dunlap, US veterinarian association founder

Edoardo Perroncito, Italian physician

Forensic entomology

Alexander Agassiz, US zoologist

Ernst Haeckel, German zoologist

Naturalist Georges Cuvier

Helen Marie Gunz, US science librarian

Joseph Fayrer, British physician

Ronald Ross, British physician

Etienne Saint-Hilaire, French naturalist

Ruth Tunnicliff, US bacteriologist

Edible crab

Thomas Huxley, British naturalist

Charles Huskins, Canadian geneticist

Entomologist collecting flying insects

Margaret Reed Lewis, US cell biologist

Rubella vaccine research

Portrait of Johannes Petersen, Danish zoologist

E. Trewavas, British ichthyologist