News tagged with zebra finches
Monogamous birds... peeping on the neighbors!
(PhysOrg.com) -- It is well documented that male birds seduce females using their songs, colourful plumage and courtship dances. These signals reflect male genetic quality and will be graded by the female ...
Jan 27, 2012 |
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Telomere length in young zebra finches predicts lifespan
(PhysOrg.com) -- For hundreds, if not thousands of years scientists have been seeking clues to explain why we humans, and all other animals for that matter, age. But it’s been only recently that some ...
Jan 10, 2012 |
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Sexy sons thanks to mom
It is not the superior genes of the father, but the mother's resource investment in the eggs that makes Zebra Finch males particularly attractive. A Swiss-Australian research team lead by evolutionary ecologists ...
Sep 29, 2011 |
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Females choose mates for their personalities, study shows
Adventurous females choose mates with similar personalities, regardless of the male's appearance and other assets, according to research led by the University of Exeter. This is the first study to show that ...
Aug 25, 2011 |
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Stress in early life reduces life expectancy - and that of partners
(PhysOrg.com) -- A new study from the University of Glasgow, published today in the Proceedings of the Royal Society B: Biological Sciences, suggests that our expectancy is likely to be strongly affected by how much stress ...
Aug 17, 2011 |
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Study of finches shows they form homosexual alliances
A new study by a team of researchers shows that for zebra finches, bonding trumps sex. Post-Doc fellow Julie Elie of the University of California and her team describe in the journal Behavioural Ecology an ...
Aug 16, 2011 |
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Momma's boys exist in bird families too
Momma's boys may not be solely confined to human families. Instead, a new study suggests birds have the same prejudices.
Aug 16, 2011 |
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Attractive dads have more grandchildren
(PhysOrg.com) -- A study of zebra finches has shown that males' attractiveness influences the number and size of eggs their daughters produce – not genetically but through the effect of their attractiveness on their ...
Jul 15, 2011 |
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MicroRNAs in the songbird brain respond to new songs (w/ video)
Whenever it hears an unfamiliar song from a bird of the same species, a zebra finch stops chirping, hopping and grooming. It listens attentively for minutes at a time, occasionally cocking its head but otherwise ...
Jun 30, 2011 |
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Study shows genes may play a role in promiscuity
(PhysOrg.com) -- In a recent study, in what is likely to stir some controversy, researchers from the Max Planck Institute in Germany have shown that finches in the wild, normally a monogamous type of bird, ...
Jun 14, 2011 |
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Flight speed is affected by diet in early life
A good start in early life means everything, and not just for children cajoled into eating their vegetables. Zebra finches that grew up on a poor diet may catch up in weight and size, but become slower to ...
May 10, 2011 |
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Opposites may attract, but they aren't better parents
(PhysOrg.com) -- A study by experts at the University of Exeter has revealed that couples with similar personalities make much better parents than those with different dispositions – at least in the world ...
Feb 01, 2011 |
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Opposites may attract, but they don't make better parents
A study by experts at the University of Exeter has revealed that couples with similar personalities make much better parents than those with different dispositions – at least in the world of zebra finches.
Jan 27, 2011 |
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Simple rubber device mimics complex bird songs
For centuries, hunters have imitated their avian prey by whistling through their fingers or by carving wooden bird calls. Now a team of physicists at Harvard University in Cambridge, Massachusetts, has reproduced many of ...
Nov 21, 2010 |
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Scientists discover how the songbird's brain controls timing during singing
(PhysOrg.com) -- A team of scientists has observed the activity of nerve cells in a songbird's brain as it is singing a particular song. Dezhe Jin, an assistant professor in the Department of Physics at Penn ...
Nov 08, 2010 |
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