Red-shanked douc, Pygathrix nemaeus. Endangered. Copperplate engraving by C. Baquoy after an illustration by Jacques de Seve from Georges-Louis Leclerc, Comte de Buffon's Histoire Naturelle, Imprimerie Royale, Paris, 1766.

- Image ID: KCTE1D
Red-shanked douc, Pygathrix nemaeus. Endangered. Copperplate engraving by C. Baquoy after an illustration by Jacques de Seve from Georges-Louis Leclerc, Comte de Buffon's Histoire Naturelle, Imprimerie Royale, Paris, 1766.
Florilegius / Alamy Stock Photo
Image ID: KCTE1D