‘Yoda’ primates sing duets like opera stars

Tiny, monkeylike creatures called tarsiers sing duets together in the style of opera singers — but those who fail to hit the high notes may also flop at attracting mates, scientists recently suggested.

With their large, pointed ears and expressive eyes, nocturnal tarsiers carry a striking resemblance to the diminutive Jedi master Yoda from “Star Wars” films. But while Yoda never demonstrated any operatic ability, tarsiers are energetic singers who may exert themselves vocally as a form of sexual selection or to signal to each other that it’s time for all members of a troop to gather together to sleep, according to a new study .

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