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Birds learn how to protect the nest from cuckoos with trills-password- VIDEO PDF Print E-mail
Friday, 09 November 2012 20:34

In the Current Biology magazine appeared an article of a group of scientists from Flinders University in Adelaide, Australia under the leadership of Sonia Kleindorfer, that birds of Malurus cyaneus, Australian songbirds, can learn a special password-trill inside the egg, that allows to their parents to distinguish their young birds throw of the cuckoo. According to Sonia Kleindorfer, trills of Malurus cyaneus include a special sound-password, that do not know of chicks by the red-bronze (Chalcites basalis) and shiny bronze (Chalcites lucidus) cuckoos. Scientists have noticed, that Malurus cyaneus teach their chicks this trill-passwords before they occur from eggs, whistling a special trill before the eggs in its nest, THE VIDEO:

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