Forum > Birds In The News > Bird Songs Isolate Species, New Research Suggests

Webmaster Posted 13-Sep-2017 10:45
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From Science Daily on 13-Sep-2017 10:45

Two birds that look the same, but have songs so different they can't recognize each other, should be considered distinct species, suggests new research. Among 72 related populations of Central and South American birds the researchers tested, they found evidence for 21 new species.


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