- male
- Christopher Alexander Roger Helm (born Dundee, 1 February, 1937 - 20 January, 2007) was a Scottish book publisher, notably of ornithology related...
- male, deceased (1989)
- Konrad Zacharias Lorenz (November 7, 1903 in Vienna - February 27, 1989 in Vienna) was an Austrian zoologist, animal psychologist, and...
- male
- Alan Feduccia is a paleornithologist, specializing in the origins and phylogeny of birds. He is the S. K. Henniger Professor at the University of...
- male, deceased (1899)
- Elliott Coues (September 9, 1842 - December 25, 1899) was an American army surgeon, historian, ornithologist and author. Coues (pronounced Cows)...
- male, deceased (1929)
- Robert Ridgway (July 2, 1850 - March 25, 1929) was an American ornithologist. Born in Mount Carmel, Illinois, Ridgway was a protege of zoologist...
- male, deceased (1823)
- William Bartram was an American naturalist, the son of John Bartram. Bartram was born in Kingsessing, Pennsylvania. He accompanied his father on...
- male, deceased (1927)
- Louis Agassiz Fuertes (1874 - 1927) was an American ornithologist and illustrator. Fuertes decided to concentrate on painting birds as a career...
- male, deceased (1859)
- Thomas Nuttall (January 5, 1786 - September 10, 1859) was an English botanist and zoologist, who lived and worked in America from 1808 until 1841....
- male, deceased (1837)
- John Latham (June 27, 1740 - February 4, 1837) was an English physician, naturalist and author. Latham has been called the "grandfather" of...
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