Here’s the new bird family tree. It’s amazing.
10,000 Birds
DECEMBER 20, 2014
’s bird family tree in a new tab and follow along as you read. It’s not clear: Our tree lends support for either three independent gains of vocal learning or two gains (hummingbirds and the common ancestor of parrots and oscine songbirds) followed by two losses (in New Zealand wrens and suboscines).
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