Birds could signal mass extinction
Tuesday, October 5, 2010 - 07:31
in Biology & Nature
(PhysOrg.com) -- The first detailed measurements of current extinction rates for a specific region have shown that birds are the best group to use to track the losses. The study also reveals Britain may be losing species over ten times faster than records suggest, and the speed of loss is probably increasing: the losses from England alone may exceed one species every two weeks.