Some parrots in the Amazon no longer sound like they used to when they call out to each other through the trees. Scientists studying the yellow-naped amazon (Amazona auropalliata) have noticed in the ...
Some parrots in the Amazon no longer sound like they used to when they call out to each other through the trees. Scientists studying the yellow-naped amazon (Amazona auropalliata) have noticed in the ...
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