Siamang, Symphalangus syndactylus (Hylobates syndactylis), and agile gibbon, Hylobates agilis, male and female with young (both endangered). Lithograph by Karl Joseph Brodtmann from Heinrich Rudolf Schinz's Illustrated Natural History of Animals, Zurich, 1827.

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Size: 4519px × 6270px
Photo credit: © Florilegius / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: agile, agilis, animals, brodtmann, endangered, female, gibbon, heinrich, history, hylobates, illustrated, joseph, karl, lithograph, male, mammal, men, natural, rudolf, schinz, siamang, symphalangus, syndactylis, syndactylus, young, zoology