An increased proportion of male African buffalo are born during the rainy season. Researchers writing in the open access journal BMC Evolutionary Biology collected data from over 200 calves and 3000 foetuses, finding that ...
Plants & Animals
Apr 22, 2010
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Some orchids mimic the scent of a female insect in order to attract males for pollination. Researchers writing in the open access journal BMC Evolutionary Biology found that breeding two of these orchid species to generate ...
Plants & Animals
Apr 21, 2010
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The hunter-gatherers who inhabited the southern coast of Scandinavia 4,000 years ago were lactose intolerant. This has been shown by a new study carried out by researchers at Uppsala University and Stockholm University. The ...
Evolution
Apr 1, 2010
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(PhysOrg.com) -- A new study led by UCL scientists has found that current genetic data cannot explain why vast swathes of the world can digest milk.
Other
Mar 16, 2010
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(PhysOrg.com) -- The commonly held assumption that as primates evolved, their brains always tended to get bigger has been challenged by a team of scientists at Cambridge and Durham. Their work helps solve the mystery of whether ...
Evolution
Jan 27, 2010
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The mutation responsible for the alcohol flush reaction, an unpleasant response to alcohol that is relatively common in people of Asian descent, may have occurred following the domestication of rice. Researchers writing in ...
Evolution
Jan 19, 2010
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(PhysOrg.com) -- Name all the venomous animals you can think of and you probably come up with snakes, spiders, bees, wasps and perhaps poisonous frogs. But catfish?
Plants & Animals
Dec 10, 2009
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In contrast to the exhaustive research into venom produced by snakes and spiders, venomous fish have been neglected and remain something of a mystery. Now, a study of 158 catfish species, published in the open access journal ...
Evolution
Dec 4, 2009
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Chemical identifiers secreted from the genital glands of lemurs, allow them to avoid incest and also to engage in nepotism. Researchers writing in the open access journal BMC Evolutionary Biology have identified the smells ...
Evolution
Dec 2, 2009
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(PhysOrg.com) -- The Keelworm, widespread in the seas and tide-pools around Scotland and the rest of the UK, is unwittingly helping scientists at the University of St Andrews to understand the evolution of modern animals.
Biotechnology
Nov 20, 2009
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