News tagged with monogamous species
For monogamous sparrows, it doesn't pay to stray (but they do it anyway)
It's quite common for a female song sparrow to stray from her breeding partner and mate with the male next door, but a new study shows that sleeping around can be costly.
May 22, 2012 |
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Some mouse sperm can identify, and even cooperate with, its brethren
(PhysOrg.com) -- Some mouse sperm can discriminate between its brethren and competing sperm from other males, clustering with its closest relatives to swim faster in the race to the egg. But this sort of cooperation ...
Jan 20, 2010 |
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Birds with a nose for a difference
Avoidance of inbreeding is evident amongst humans, and has been demonstrated in some shorebirds, mice and sand lizards. Researchers writing in the open access journal BMC Evolutionary Biology now report that it also occurs ...
Jun 30, 2009 |
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Infidelity produces faster sperms
Until now, it has been difficult to prove that fast-swimming sperms have an advantage when it comes to fertilizing an egg. But now a research team at Uppsala University can demonstrate that unfaithful females of the cichlid ...
Biology /
Jan 20, 2009 |
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Search results for monogamous species
Vertebrates share ancient neural circuitry for complex social behaviors: study
Humans, fish and frogs share neural circuits responsible for a diversity of social behavior, from flashy mating displays to aggression and monogamy, that have existed for more than 450 million years, biologists at The University ...
May 31, 2012 |
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Birds in uncertain climates are more likely to stray from their mates
Married people may pledge to stay faithful through good times and bad, but birds sing a different tune — when weather is severe or uncertain, birds are more likely to stray from their mates, says a new study by researchers ...
Feb 16, 2012 |
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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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Moon cycles and petrels... migration and mating
Creatures on Earth have annual cycles consisting of life history stages of breeding, moult and migration. For some, moon cycles influence their periodic behavior, particularly in the case of birds. New research ...
Dec 12, 2011 |
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Study reveals clues to how humans became sociable
(PhysOrg.com) -- Humans have evolved to become the most flexible of the primates and being able to live in lots of different social settings sets us apart from non-human primates, suggests research by University ...
Nov 10, 2011 |
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Smells may help birds find their homes, avoid inbreeding
Birds may have a more highly developed sense of smell than researchers previously thought, contend scholars who have found that penguins may use smell to determine if they are related to a potential mate.
Sep 21, 2011 |
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Raising a child doesn't take a village, research shows
It doesn't take a village to raise a child after all, according to University of Michigan research.
Other Sciences / Social Sciences
Sep 09, 2011 |
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New research finds promiscuousness results in genetic 'trade-up,' more offspring
It's all about the grandkids! That's what a team led by an Indiana University biologist has learned about promiscuous female birds and why they mate outside their social pair.
Aug 31, 2011 |
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A murder in the magpie's nest: Brutal, non-parental infanticide in the black-billed magpie
A brutal case of infanticide has been recently reported in the black-billed magpie. In a series of vivid videos, an adult perpetrator kills or drags out all six nestlings from a nest. Who could have done it, and why?
Jul 11, 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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List of search results for monogamous species
