These birds gesture “after you” | Science News

A female Japanese tit perches on a branch and flutters her wings. Soon after, her mate enters their nest followed by the female. Similar observations of eight mating pairs suggest that fluttering happens only when birds are in the company of their mates. Because the fluttering is directed at the mate rather than the nest, scientists suspect that these birds are using gestures to communicate a complex message. This is a first in birds.
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Video: Toshitaka Suzuki