Axial Commons Image Treasury
Engraved plate of four finch heads in profile, numbered 1 to 4, showing beaks of differing size and shape, with Latin captions below.

Darwin finch beaks, engraved plate from Journal of Researches

This engraved plate shows four bird heads in profile, numbered 1 to 4, with Latin captions below. The beaks vary greatly: the first has a deep, heavy bill, while the fourth has a slender, pointed one. Shading in fine hatched lines models each head against a pale paper ground.

Artist
Charles Darwin
Date
1845
Medium
Source
Wellcome Collection
Size
4000 × 3015 px
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Public domain · Wellcome Collection marks it Public Domain Mark; made by 1845.
Rights checked 2026-11-05 · tier A · as stated by the source: Public Domain Mark (Wellcome Collection)

Credit (appreciated, not required for public-domain works): Wellcome Collection