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Twit-twoo illustration: showing how the classic owl sound is actually a duet with a female and male tawny owl doing a "kewick" and "whoo"

The classic twit-twoo is actually a duet

Funny how it can take nearly 40 years to learn that something as commonplace as the stereotypical owl sound is made, not by one owl, but as a duet between the male and female tawny owls.

Also see: how owls’ necks turn so far around, or why do birds migrate so far.

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