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Jurassic beaver swims into view

Large early mammal was first to get furry.

Bit like a beaver, bit like an otter: researchers have found the earliest-known aquatic mammal. Credit: © Science/Image courtesy of Mark A. Klinger/CMNH
The fossil that made for the discovery. Credit: © Science/Image courtesy of Mark A. Klinger/CMNH


  1. JiQ., LuoZ.-X., YuanC.-X.& TabrumA. R. . Science, 311. 1123 - 1127 (2006).

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Hopkin, M. Jurassic beaver swims into view. Nature (2006).

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