NPR News: Magpies' unexpected reaction to GPS trackers may have revealed altruism in the birds

Magpies' unexpected reaction to GPS trackers may have revealed altruism in the birds
Researchers tried to attach tracking devices to magpies for a study. But the magpies helped each other to remove them — a possible sign, the scientists say, of altruism in the birds.

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Làm đẹp Blog 247 March 1, 2022 at 05:24AM
Category Science