Young bats learn bat 'dialects' from their nestmates

Young bats adopt a specific "dialect" spoken by their own colonies, even when this dialect differs from the bat "mother tongue," a new study publishing 31 October in the open access journal PLOS Biology shows. By offering ...

Thousands of penguin chicks starve in Antarctica

Mass starvation has wiped out thousands of penguin chicks in Antarctica, with unusually thick sea ice forcing their parents to forage further for food in what conservationists Friday called a "catastrophic breeding failure".

A first look at geographic variation in Gentoo penguin calls

Vocal communication is central to the lives of many birds, which use sound to attract mates and defend territories. Penguins are no exception, but we know little about how or why penguin vocalizations vary geographically ...

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