Science & Environment

'Silent' vultures turn out to use a wide range of sounds to communicate

Source: Phys.org - latest science and technology news stories · Published

'Silent' vultures turn out to use a wide range of sounds to communicate
Source: Phys.org - latest science and technology news stories

Vultures were long thought to make few and fairly simple sounds. Yet no one had investigated in detail how the birds use sound to communicate. For his master's thesis in Jorg Massen's Vulture Cognition Lab, Connor Proudfoot studied the critically endangered Rüppell's vulture. He

Vultures were long thought to make few and fairly simple sounds. Yet no one had investigated in detail how the birds use sound to communicate. For his master's thesis in Jorg Massen's Vulture Cognition Lab, Connor Proudfoot studied the critically endangered Rüppell's vulture.

He and his colleagues found that the birds produce a wide range of complex sounds, which they use in a range of social situations. The findings, published today in PLOS One, could help improve the success of captive breeding programs and shed light on the evolution of communication.

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Look closely at a face in a painting and you might think you know what emotion the person is experiencing. A smile suggests happiness. A furrowed brow might signal anger. Widened eyes could mean fear or surprise. But what happens when you ask lots of people the same question? Do

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