Two Barbados bird species enter the select club of string-pullers

Wednesday, August 17, 2016 - 13:01 in Psychology & Sociology

The Barbados bullfinch and Carib grackle can pass the popular animal cognition test of string-pulling, but this ability may be unrelated to performance on six other cognitive tests, according a study published August 17, 2016 in the open-access journal PLOS ONE by Jean-Nicolas Audet from McGill University, Canada, and colleagues.

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