Mexican Jays Choosing Peanuts Normal Speed Video (VIDEO)

Laboratory of Behavioral Ecology and Evolution at Seoul National University

Caption

This is an example of how Mexican Jays pick up and shake the nuts before deciding which one to reject and which one to accept and fly away to cache it or eat it at a distant location in Arizona where a team of researchers from Poland and Korea discovered that in this manner the birds are able to choose heavier peanuts.

Credit

Piotr Jablonski & Sangim Lee

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only if credit is given to "Piotr Jablonski & Sangim Lee"

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