Birch Mouse ancestor discovered in Inner Mongolia is new species of rare ‘living fossil’

Birch mouse ancestor discovered in Inner Mongolia is new species of rare ‘living fossil’

ScienceDaily (May 25, 2011) — Tiny fossil teeth discovered in Inner Mongolia are a new species of birch mouse, indicating that ancestors of the small rodent are much older than previously reported, according to paleontologist Yuri Kimura, Southern Methodist University in Dallas

Jon