Article
Phylogeography and mitochondrial diversity of extirpated brown bear (Ursus arctos) populations in the contiguous United States and Mexico.
Molecular ecology - 1 Dec 2006
Miller C R, Waits L P, Joyce P
Abstract excerpt
The fossil record indicates that the brown bear (Ursus arctos) colonized North America from Asia over 50 000 years ago. The species historically occupied the western United States and northern Mexico but has been extirpated from over 99% of this range in the last two centuries. To evaluate colonization hypotheses, subspecific classifications, and historical patterns and levels of genetic diversity in this region,...
Read the complete abstract on PubMedTopics
Share this publication in a Topic to start or enrich a Post.
