25.1 MB (2.8 MB compressed)
3697 x 2374 pixels
31.2 x 20.1 cm ⏐ 12.3 x 7.9 in (300dpi)
NATURAL HISTORY MUSEUM, LONDON / SCIENCE PHOTO LIBRARY NATURAL HISTORY MUSEUM, LONDON / SCIENCE PHOTO LIBRARY
Illustration from The Malay Archipelago by Alfred Russel Wallace (1874). This work described Wallace's observations that led to his theories on evolution, including the theory of natural selection as a mechanism for the origin of species, which he formulated independently of Charles Darwin.
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