Researcher links maternal genes to selfish behavior
If you are more inclined to love thyself than thy neighbor, it could be your mother's fault.
Evolution
Sep 22, 2010
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Page 10 - News tagged with biological behavior
Paper wasps punish peers for misrepresenting their might
Falsely advertising one's fighting ability might seem like a good strategy for a wimp who wants to come off as a toughie, but in paper wasp societies, such deception is discouraged through punishment, experiments at the University ...
Plants & Animals
Aug 19, 2010
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Evolutionary game of rock-paper-scissors may lead to new species
(PhysOrg.com) -- New research on lizards supports an old idea about how species can originate. Morphologically distinct types are often found within species, and biologists have speculated that these "morphs" could be the ...
Evolution
Feb 18, 2010
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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 appears ...
Plants & Animals
Jan 20, 2010
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Researchers create first transgenic prairie voles
Researchers at the Yerkes National Primate Research Center, Emory University, have successfully generated the first transgenic prairie voles, an important step toward unlocking the genetic secrets of pair bonding. The future ...
Biotechnology
Dec 1, 2009
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Notorious 'man-eating' lions of Tsavo likely ate about 35 people -- not 135, scientists say
The legendary "man-eating lions of Tsavo" that terrorized a railroad camp in Kenya more than a century ago likely consumed about 35 people--far fewer than popular estimates of 135 victims, according to a new analysis led ...
Archaeology
Nov 2, 2009
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When ants attack: Researchers recreate chemicals that trigger aggression
(PhysOrg.com) -- Experiments led by researchers at the University of California, Berkeley, have demonstrated that normally friendly ants can turn against each other by exploiting the chemical cues they use to distinguish ...
Plants & Animals
Oct 27, 2009
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Nepotism has its benefits when it comes to survival
While nepotism may have negative connotations in politics and the workplace, being surrounded by your relatives does lead to better group dynamics and more cooperation in some animals. That certainly seems to be the case ...
Plants & Animals
Oct 26, 2009
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Biologists discover 'death stench' is a universal ancient warning signal
The smell of recent death or injury that repels living relatives of insects has been identified as a truly ancient signal that functions to avoid disease or predators, biologists have discovered.
Evolution
Sep 11, 2009
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Two is not company -- as far as fish are concerned
Research at the Universities of Plymouth and Exeter has shown that fish kept alone or in small groups are more aggressive and exhibit fewer natural behaviors such as shoaling. Dr Katherine Sloman will discuss the findings ...
Plants & Animals
Jun 29, 2009
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