Source: JJ Harrison, via Wikimedia Commons. It’s surprising that tool use isn’t more common among parrots in the wild. After all, parrots share several key traits with primates and other tool-using ...
A male palm cockatoo (right) drums with a stick while displaying to a female. This material relates to a paper that appeared in the June 28, 2017, issue of Science Advances, published by AAAS. The ...
A male palm cockatoo drums with a stick. This material relates to a paper that appeared in the June 28, 2017, issue of <i>Science Advances</i>, published by AAAS. The paper, by R. Heinsohn at ...
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