'Virtual mates' reveal role of romance in parrot calls
Tuesday, August 3, 2010 - 11:35
in Biology & Nature
Parrots are famed for their ability to mimic sounds and now researchers have used 'virtual mates' to discover if female parrots judge male contact calls when deciding on a mate. The research, published in Ethology, challenges traditional understandings of the difference between birds 'songs' and 'calls'.