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11. Jan 12

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von paeldridge

Great apes make sophisticated decisions

http://www.sciencedaily.com/releases/2011/12/11122...

Chimpanzees, gorillas and orangutans make decisions carefully. Great apes weigh their chances of success, based on what they know and the likelihood to succeed when guessing.

19. Jan 12

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von hrabeck

Female fish choose sexier friends to avoid harassm...

http://www.sciencedaily.com/releases/2011/12/11120...

Scientists have observed a strategy for females to avoid unwanted male attention: Choosing more attractive friends. The study is the first to show females spending time with those more sexually attrac...

27. Jan 12

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von mmongiello

Scientists rediscover rarest U.S. bumblebee: Cocke...

http://www.sciencedaily.com/releases/2011/12/11120...

A team of scientists recently rediscovered the rarest species of bumblebee in the United States, last seen in 1956, living in the White Mountains of south-central New Mexico. Known as "Cockerell's Bum...

01. Feb 12

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von kkarlene

'Alien' eggs benefit mockingbirds

http://www.sciencedaily.com/releases/2011/12/11122...

Mockingbirds rarely remove the 'alien' eggs parasitic cowbirds lay in their nests because keeping them dilutes the risk of their own eggs being attacked.

12. Mar 12

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von adedwards

Sperm can do 'calculus' to calculate calcium dynam...

http://www.sciencedaily.com/releases/2012/03/12030...

Sperm have only one aim: to find the egg. The egg supports the sperm in their quest by emitting attractants. Calcium ions determine the beating pattern of the sperm tail which enables the sperm to mov...

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