Missing Syrinx Found! Mesozoic Vegavis vocalization verified
10,000 Birds
OCTOBER 18, 2016
Primates are exceptional among the mammals, living amphibians (which represent only a small part of the original amphibian family tree) are pretty noisy too. Fish are mostly silent on the matter. The different main groups of living birds differentiated from one another prior to the extinction of the dinosaurs, ca.
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