UCLA biologists reveal potential 'fatal flaw' in iconic sexual selection study
Bird's rare solid wing-bone developed for wooing (w/ Video)
(Phys.org) -- Males of all species have been known to go to extremes to woo a female, but few have gone so far as the male club-winged manakin, a sparrow-sized bird from the forests of Ecuador and Colombia.
Jun 14, 2012
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Color of robins' eggs determines parental care
A male robin will be more diligent in caring for its young if the eggs its mate lays are a brighter shade of blue.
May 14, 2012
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Battle of the sexes offers evolutionary insights
Darwinian selection continues to influence human evolution
Sexy snacks: Study finds female mate searching evolves when mating gifts are important
In the animal world, males typically search for their female partners. The mystery is that in some species, you get a reversal -- the females search for males.
Sep 28, 2011
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Manipulative mothers subdue show-off sons
Brawn and speed make the grade during mate selection
Do more efficient and faster male birds win females over? New research from the United Kingdom suggests that the rock ptarmigan, the Arctic cousin of the grouse, does. University of Manchester researchers ...
Sep 12, 2011
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The burly bird catches the girl
While the early bird might catch the worm, it's the quick bird that lands the ladies, according to new research into the running performance of an Arctic cousin of the grouse.
Aug 17, 2011
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A happy life is a long one for orangutans
New research has shown that happier orang-utans live longer which may shed light on the evolution of happiness in humans.
Jun 29, 2011
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Female mate choice enhances offspring fitness in an annual herb
In many organisms females directly or indirectly select mates (or sperm) and potentially influence the fitness of their offspring. Mate choice and sexual selection in plants is more complex in some ways than ...
Jun 27, 2011
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For peacocks, the eyespots don't lie
Male peacock tail plumage and courtship antics likely influence their success at attracting and mating with females, according to recent Queen's University research.
Apr 27, 2011
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Female deer confirm bigger is not always better when choosing a mate
Female deer do not always choose the bigger and dominant males to mate with, scientists from Queen Mary, University of London and Hartpury College have found.
Apr 06, 2011
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Polygamy hurt 19th century Mormon wives' evolutionary fitness
Research finds men with macho faces attractive to fertile women
(PhysOrg.com) -- When their romantic partners are not quintessentially masculine, women in their fertile phase are more likely to fantasize about masculine-looking men than are women paired with George Clooney types.
Jan 10, 2011
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