Happy belated #WorldTreeKangarooDay! Tree-kangaroos are aboreal Australasian macropod #marsupials, genus Dendrolagus with 14 species - almost all threatened with extinction.
Pl.26-27 in John Gould's _A Monograph of the Macropodidae, or Family of Kangaroos_ 1841-2 & Pl.49-50 in Gould's _The Mammals of Australia_ 1863: Ursine Tree-kangaroo (D. ursinus) & Grizzled Tree-kangaroo (D. inustus).
BHL:
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