'Supergene' is key to copycat butterflies
Since Charles Darwin, biologists have pondered the mystery of "mimicry butterflies", which survive by copying the wing patterns of other butterflies that taste horrible to their predators, birds.
Since Charles Darwin, biologists have pondered the mystery of "mimicry butterflies", which survive by copying the wing patterns of other butterflies that taste horrible to their predators, birds.
Plants & Animals
Aug 12, 2011
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(PhysOrg.com) -- Last month, Dr. Michael Stadler and his Computational Biology group at the Friedrich Miescher Institute for Biomedical Research became a member laboratory of the Swiss Institute of Bioinformatics. This is ...
Biotechnology
Aug 9, 2011
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Organisms adapt to their dynamic environment using various strategies. Ovidiu Paun, working at the Department of Systematic and Evolutionary Botany, investigates how marsh orchids adjust to and diffuse in different habitats. ...
Plants & Animals
Jul 28, 2011
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Red may mean STOP or I LOVE YOU! A red splash on a toxic butterfly's wing screams DON'T EAT ME! In nature, one toxic butterfly species may mimic the wing pattern of another toxic species in the area. By using the same signal, ...
Plants & Animals
Jul 21, 2011
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River flow fluctuations downstream of dams are often out of sync with natural flow patterns and can have significant negative effects on aquatic species, such as native frogs, according to a team of scientists from the USDA ...
Ecology
May 16, 2011
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Cave fish sleep significantly less than their surface counterparts, a finding by New York University biologists that reveals the genes involved in sleep patterns and disorders. Their study, which appears in the journal Current ...
Plants & Animals
Apr 7, 2011
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Peer into any stream in a South American rainforest and you may well see a small shoal of similar-looking miniature catfish. But don't be fooled into thinking that they are all the same species.
Plants & Animals
Jan 5, 2011
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A new tool will help researchers identify the minute changes in DNA patterns that lead to cancer, Huntington's disease and a host of other genetic disorders. The tool was developed at North Carolina State University and translates ...
Cell & Microbiology
May 19, 2009
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