As regular CFZ-watchers will know, for some time Corinna has been doing a column for Animals & Men and a regular segment on On The Track... particularly about out-of-place birds and rare vagrants. There seem to be more and more bird stories from all over the world hitting the news these days so, to make room for them all - and to give them all equal and worthy coverage - she has set up this new blog to cover all things feathery and Fortean.

Tuesday 25 March 2014

Biased sex ratios predict more promiscuity, polygamy and 'divorce' in birds


Date:
March 24, 2014

Source:
University of Sheffield

Summary:
More birds break pair bonds or 'divorce' in populations where there are more females, according to new research. Researchers also found that short-term infidelity increases in male-dominated environments. The research has some striking parallels in human societies.


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