Sharks inhabiting Australia's Great Barrier Reef are in decline due to over fishing, researchers warned, after developing what they said was a new way to measure falling numbers.
Sep 28, 2011 in Plants & Animals
Biologists have for several years modeled how different species are likely to respond to climate change. Most such studies ignore differences between populations within a species and the interactions between species, in the ...
Jun 01, 2009 in Ecology