Both male and female birds use traits like plumage brightness to size each other up, but a new study on Northern Cardinals in The Auk: Ornithological Advances shows that the meanings of female birds' markings may vary from ...
Plants & Animals
Nov 23, 2016
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(Phys.org) —To female coastal plain swamp sparrows, male bill size matters.
Plants & Animals
Jan 9, 2014
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Female great tits (Parus major) stay clear of territories with better singing males while competing males are attracted to the territories with better singers. This unexpected conclusion was reached by researchers of Wageningen ...
Plants & Animals
Jun 23, 2020
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What can the mating behavior of birds tell us about evolution, climate change and species survival? For Peter Dunn, UWM distinguished professor of biological sciences, bird-watching offers clues to overarching ecological ...
Plants & Animals
Nov 9, 2017
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(Phys.org)—Male birds use their song to dupe females they have just met by pretending they are in excellent physical condition. Just as some men try to cast themselves in a better light when they approach would-be dates, ...
Plants & Animals
Dec 18, 2012
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(AP) -- They may not be Sonny and Cher, but certain South American birds sing duets, taking turns as the tune goes along. "Calling it a love song is probably too strong a word," says researcher Eric S. Fortune of Johns Hopkins ...
Plants & Animals
Nov 3, 2011
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(Phys.org) —A group of researchers at Victoria University studying the little spotted kiwi are uncovering surprising results about our national bird's behaviour.
Plants & Animals
May 1, 2013
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Older male nightingales perform faster and more demanding trills than their younger rivals. These findings were published by researchers at the University of Basel and the Netherlands Institute of Ecology in the online edition ...
Plants & Animals
Aug 12, 2013
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Long-tailed tits which lose their eggs or young may help to feed neighbours' chicks, researchers have found. But the degree to which they'll co-operate varies from year to year.
Plants & Animals
Mar 21, 2013
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In female songbirds, brain areas responsible for song learning are usually smaller and have fewer neurons compared to males. However, in many species such as the blue-capped cordon bleu, females possess an elaborate song. ...
Plants & Animals
Nov 4, 2015
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