Birth Chart and Horoscope of 20th century naturalists
- Alexander Clifford Beauglehole
- Anthony Valletta
- Bert Axell
- Bill Mason
- C. Brooke Worth
- Carl Sagan
- Charles Sauriol
- David Challinor
- David Fleay
- E. B. Pinniger
- Earl Lemley Core
- Eric Ashby (naturalist)
- Frank and John Craighead
- Franklyn Perring
- Geoffrey Grigson
- Georg Naumann
- George Adamson
- Gilbert Dempster Fisher
- Greg Graffin
- Helia Bravo Hollis
- Ivan T. Sanderson
- James Eike
- Job Edward Lousley
- John Henry Dick
- Kenneth C. Brugger
- Loren Eiseley
- Margaret Hutchinson
- Margaret Murie
- Marjorie Courtenay-Latimer
- Miguel Alvarez del Toro
- Nora Fisher McMillan
- Oliver Payne Pearson
- Peter Farb
- Reinhold Rau
- Rica Erickson
- Richard Levins
- Richard Proenneke
- Roger Tory Peterson
- Ronald Theodore Reuther
- Steve Irwin
- Théodore Monod
- Walter A. Weber
- William Julius Eggeling
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D
E
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G
H
I
J
K
L
M
N
O
P
R
S
T
W
More categories: Male voice actors from Gifu Prefecture, Spanish film score composers, Burials at Oakwood Memorial Park Cemetery, Bakhtiari people, Osh State University faculty, 21st-century Armenian poets, Attorneys general of the British Virgin Islands, Swedish male ballet dancers, Jordanian women scientists, Vice-presidents of Tanzania