Here’s the new bird family tree. It’s amazing.
10,000 Birds
DECEMBER 20, 2014
Several recent studies have found that tinamous are embedded within the ratites, which means that either they regained the ability to fly or (as many researchers feel is more likely) that flightlessness and large body size arose multiple times within the paleognaths, a topic discussed in detail at Tetrapod Zoology. This is why. Jarvis et al.
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