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Newly Discovered Squirrel-Like Creatures Suggest Mammals

Newly Discovered Squirrel-Like Creatures Suggest Mammals First Appeared In The Late Triassic

Chuck Bednar for redOrbit.com - Your Universe Online The discovery of three new small squirrel-like species lends evidence to the notion that mammals originated at least 208 million years ago in the late Triassic Period, according to new...

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2012-03-14 13:48:48

Conventional wisdom holds that during the Mesozoic Era, mammals were small creatures that held on at life's edges. But at least one mammal group, rodent-like creatures called multituberculates, actually flourished during the last 20 million years of the dinosaurs' reign and survived their extinction 66 million years ago. New research led by a University of Washington paleontologist suggests that the multituberculates did so well in part because they developed numerous tubercles (bumps, or...


Word of the Day
omadhaun
  • A fool; a simpleton: a term of abuse common in Ireland and to a less extent in the Gaelic-speaking parts of Scotland.
This word is partly Irish in origin.