Promiscuous males die young, childless females live longer

(Phys.org) —A study of birds by researchers from our Department of Biology & Biochemsitry in collaboration with the University of Sheffield shows for the first time how sexual behaviour is linked with life expectancy and ...

Desire to reproduce drives active nightlife of birds

For a non-nocturnal bird, the yellow-breasted chat spends a significant amount of time visiting other birds' territories during the night. A University of Illinois researcher who was studying birds' movement during the day ...

The evolution of plumage patterns in male and female birds

(Phys.org) —Research published today looks at the evolutionary pathways to differences in bird plumage patterns between males and females – and concludes that birds are able to adapt their appearance with remarkable ease.

'Shy' male birds flock together—and have fewer friends

Male birds that exhibit 'shy' social behaviour are much more likely to join flocks of birds with a similar personality than their 'bold' male counterparts, a new study has found. But shy birds also have fewer social partners ...

Communicating nightingales: Older males trill better

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 ...

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