US removes gray wolf from endangered list

The US government said Wednesday it is formally removing about 1,300 gray wolves in the Rocky Mountain region from the endangered species list, capping a legal battle that has dragged on for years.

Analysis finds US ecosystems shifting hundreds of miles north

Whole ecosystems are shifting dramatically north in the Great Plains, a phenomenon likely linked to human influences such as climate change, says new University of Nebraska-Lincoln research that analyzed nearly 50 years' ...

New species of giant salamander is world's biggest amphibian

Using DNA from museum specimens collected in the early 20th century, researchers from ZSL (Zoological Society of London) and London's Natural History Museum identified two new species of giant salamander—one of which they ...

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