Palaeocastor (`prehistoric beaver`) is an extinct genus of beavers that lived in the North American Badlands during the late Oligocene period. ==Habitat== This creature made corkscrew-shaped burrows and tunnels. Like many early castorids, Palaeocastor was predominantly a burrowing animal instead of an aquatic animal. Fossil evidence suggests the.....
Found on
http://en.wikipedia.org/wiki/Palaeocastor
(from the article `beaver`) ...history of 24 extinct genera extending back to the Late Eocene Epoch of Asia and the Early Oligocene of Europe and North America. Most were ...
Found on
http://www.britannica.com/eb/a-z/p/6
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