With its wide mouth charmingly outlined in yellow, the California tiger salamander always looks like it's smiling. But this beautiful amphibian is a discriminating species that can only thrive in ...

However, where the circle closes -- in the black zone on the map in Southern California -- the salamanders no longer interbreed successfully. The variation within a single species has produced ...

The Eastern red-backed salamander has been spotted in Ohio. Learn more about them, endangered status, and Ohio's rarest amphibians.

The Center for Biological Diversity, which filed the suit, highlighted the potential for more blown listing deadlines spurred by DOGE staffing cuts. Environmentalists on Thursday sued the ...

Pioneer Valley High School biology students on Thursday helped a small army of biologists and airport officials unload and set up the first of 105 tanks that will act as breeding ponds for the ...

With its wide mouth charmingly outlined in yellow, the California tiger salamander always looks like it's smiling. But this beautiful amphibian is a discriminating species that can only thrive in ...