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A small parrot species is the first bird known to have multiple vocalisations that are unique to specific individuals, similar to humans
Life 6 February 2023Monk parakeets may use vocal cues to recognise others in their social group Simone Giuliani/Shutterstock
Wild monk parakeets have unique “voice-prints” that may help them recognise individuals within the flock.
Though select species like humans and bottlenose dolphins (Tursiops truncatus) have vocalisations specific to single individuals, many animals sound indistinguishable from their peers. Even birds that rely on a variety of call types to communicate different intentions tend to sound similar to each other.
“It’s hard to think of three groups more [evolutionarily] separated – dolphins and humans and parrots,” says Karl Berg …
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