John H. Sparks

English zoologist, ethologist and surrealist painter

British broadcaster and naturalist

British television presenter

English actor, comedian, writer, and television presenter

British actor

Film producer

British television producer

German-born English actor

British actor

English actor

Naturalist, broadcaster and educator

French documentary filmmaker

Dutch film director

British screenwriter, film director, producer

French naval officer, explorer, conservationist, filmmaker, innovator, scientist, photographer, author and researcher

Born 1942; English actor

English film and television actor and author

English actor and director

American television presenter

American actor

American actor born 1951

British television producer

British non-fiction author

British zoologist

Spymaster, naturalist, broadcaster

Paleontologist

American evolutionary biologist

nordirischer Ornithologe und Verhaltensforscher.

American novelist

English photographer

British scientist

Britische Ornithologin

American photographer

British zoologist

Dutch Zoologist, ethologist

English clergyman, geologist and palaeontologist

British explorer, geographer, translator, writer, soldier, orientalist, cartographer, ethnologist, spy, linguist, poet, fencer, and diplomat

Zoologist, broadcaster

British ornithologist and writer

British botanist

Scottish knight, Guardian of Scotland

Scottish Presbyterian clergyman, naturalist, zoologist and geologist

British zoologist

German zoologist

Irish physician and writer

British ethologist.

Canadian photographer

British paleontologist

Scottish paleontologist

English naturalist

British zoologist

American historian

British cinematographer

English naturalist

British conservationist

British herpetologist and artist

British artist

American zoologist

British scientist

Physician and zoologist