Biology news

Ravens rule Idaho's artificial roosts

A new study by the Wildlife Conservation Society (WCS), U.S. Geological Survey (USGS) and Idaho State University (ISU) explored how habitat alterations, including the addition of energy transmission towers, ...

Aug 11, 2014 4.5 / 5 (4) 1

How the snake got its venom

The venom of advanced snakes is a mixture of dozens of different proteins and is an example of an evolutionary innovation – a novel trait that has arisen in a particular animal group and which has contributed ...

Aug 11, 2014 5 / 5 (7) 0

Drought could reverse drop in Nevada tree beetles

Scientists say there's been a significant reduction in the amount of Nevada forest under assault from bark beetles and similar bugs, but they fear lingering drought will further weaken trees and make them more susceptible ...

Aug 11, 2014 not rated yet 0