18 febrero 2015
By examining research on global patterns of amphibian diversification over hundreds of millions of years, researchers have discovered that ‘sexually dimorphic’ species — those in which males and females differ in size, for example — are at lower risk of extinction and better able to adapt to diverse environments.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/7qkk1kjV1Cw/150218101628.htm
