The latest finding, researchers say, fleshes out the amphibian family tree and helps narrow down how frogs, salamanders, and their relatives originated. With Kermitops as a reference, scientists ...

Adding relatives like Kermitops into the fold is essential for fleshing out the early branches of the amphibian family tree.

So, he and his team started working through a database of 680 species before finding a surprising evolutionary story: The amphibian family tree had an explosion in the number of bitter receptors.

Thirty-five species, representing seven amphibian families and five families of reptiles, occur in the Adirondack region. New York State distribution maps for these species can be found on the New ...