Australian researchers found that male proboscis monkeys' larger noses evolved to produce mating calls.

Australian researchers discovered that the bony structure of male proboscis monkeys' nasal cavities evolved to create "honks and roars" that attract mates and intimidate rivals, explaining their larger noses compared to females and other primates. This finding helps explain why larger noses are more successful in attracting females, as seen in this species with a previously unclear social behavior.

June 02, 2024
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