Topic: David Cannatella

Amazonian Amphibian Diversity Traced to Andes

March 10, 2009

Colorful poison frogs in the Amazon owe their great diversity to ancestors that leapt into the region from the Andes Mountains several times during the last 10 million years, a new study from The University of Texas at Austin suggests.

Read more

Scientists map the evolutionary relationships for all life on the planet

March 3, 2008

In the beginning

Read more