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Sunday, March 3, 2024

Crows can perceive likelihood like primates do

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Carrion crow (Corvus corone) black bird perched on branch and looking at camera

Carrion crows perceive likelihood

Shutterstock/Rudmer Zwerver

Crows could make selections in keeping with the chance of having a praise – a cognitive feat recognized to mathematicians as statistical inference, and infrequently discovered out of doors of primates.

“‘Fowl mind’ is continuously used as an insult, however that’s now not actually the case,” says Melissa Johnston on the College of Tubingen in Germany.

Her workforce educated two carrion crows (Corvus corone) to peck at 9, different-coloured symbols to obtain a praise: a small meals pellet or worms. Over masses of trials, they have been taught that every image …

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