New findings by Virginie Stevens (CNRS), Jean Clobert (CNRS), Michel Baguette (Museum National d'Histoire Naturelle) and colleagues show that interactions between dispersal and life-histories are complex, but general patterns ...
Ecology
Dec 9, 2011
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Along with the famous finches the Galapagos mockingbirds had a great influence on Charles Darwin's theory of evolution. Now, 176 years later, three of the four mockingbird species are among the rarest birds in the world. ...
Evolution
Oct 3, 2011
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The earth's most successful bacteria are found in the oceans and belong to the group SAR11. In a new study, researchers from Uppsala University provide an explanation for their success and at the same time call into question ...
Cell & Microbiology
Sep 16, 2011
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In both chimpanzees and humans, portions of the brain that are critical for complex cognitive functions, including decision-making, self-awareness and creativity, are immature at birth. But there are important differences, ...
Plants & Animals
Aug 11, 2011
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Surfactants, which are wetting agents that lower a liquid's surface tension, have a long list of uses, from detergents and cosmetics to paints and pesticides. Most surfactants are petroleum-based. But in Peoria, Ill., a team ...
Cell & Microbiology
Jul 28, 2011
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(PhysOrg.com) -- Where do turtles belong on the evolutionary tree? For decades, the mystery has proven as tough to crack as the creatures' shells. With their body armor and retractable heads, turtles are such unique creatures ...
Plants & Animals
Jul 20, 2011
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(PhysOrg.com) -- Woods Hole Oceanographic Institution (WHOI) researchers have filled an important gap in the study of tunicate evolution by genetically sequencing 40 new specimens of thaliaceans, gelatinous, free-swimming ...
Plants & Animals
Jul 1, 2011
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The development of agriculture was a significant event in human cultural evolution, but we are not the only organisms to have adopted an agricultural way of life. In a study published online today in Genome Research, researchers ...
Plants & Animals
Jun 29, 2011
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(PhysOrg.com) -- Until a recent discovery, theories about the origins and evolutionary relationships of snakes barely had a leg to stand on.
Evolution
May 18, 2011
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(PhysOrg.com) -- An international team of researchers studied the parareptiles, a diverse group of bizarre-looking terrestrial vertebrates which varied in shape and size. Some were small, slender, agile and lizard-like creatures, ...
Archaeology
May 5, 2011
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