News tagged with distinct species

Related topics:

What can 'ring species' teach us about evolution?

Ten thousand years ago, at the end of the last ice age, a species of greenish warblers lived in a forest south of the Tibetan Plateau. As the ice receded, the forest grew to form a ring around the plateau—and so did the ...

Mar 12, 2013 4.8 / 5 (5) 2 | with audio podcast