Large-Scale Study Reveals Major Decline in Bumble Bees in US

http://www.sciencedaily.com/releases/2011/01/110104101359.htm

ScienceDaily (Jan. 3, 2011) — The first in-depth national study of wild bees in the U.S. has uncovered major losses in the relative abundance of several bumble bee species and declines in their geographic range since record-keeping began in the late 1800s.

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