Footage Proves Female Songbirds Can Sing It was once thought that only male songbirds were capable of song. However, in 64 percent of all songbird species, the females sing. Professor Naomi Langmore ...
A recently-published study reveals that nestlings of Australia's Red-backed Fairy-wrens learn their mother's calls before they hatch. These calls are a "vocal password" that the parents rely upon to ...
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