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.
Sep 11, 2009 |
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Lost World Found in Papua New Guinea Volcano
(PhysOrg.com) -- A BBC expedition exploring inside the crater of an extinct volcano in Papua New Guinea (PNG) has discovered a lost world of dozens of weird new species and rare animals, including new frogs, ...
Sep 08, 2009 |
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Plants choose ammunition carefully
Plants are anything but as defenceless as they might seem. Various plant hormones work together to specifically fend off attacks. Dutch researcher Antonio Leon-Reyes has now shown how these hormones cooperate. By 'consulting' ...
Sep 03, 2009 |
5 / 5 (2) |
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Moths cloaked in color
Travelers to the neotropics -- the tropical lands of the Americas -- might be forgiven for thinking that all of the colorful insects flittering over sunny puddles or among dense forest understory are butterflies. ...
Aug 31, 2009 |
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A question of height: Learning from reintroduction of once extinct butterfly in Britain
Intelligent countryside management could improve the survival chances of animal and plant species threatened by climate change. The creation of small heat-shielded habitats and better links between habitats ...
Jul 02, 2009 |
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Insect gene expression responds to diet
Cabbage looper caterpillars (Trichoplusia ni) are able to alter the expression of genes associated with metabolism, homeostasis and immunity in response to feeding on plants carrying bacteria. Research published in BioMed ...
May 07, 2009 |
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Research on viral origins suggests new definition of virus may be needed
(PhysOrg.com) -- The strange interaction of a parasitic wasp, the caterpillar in which it lays its eggs and a virus that helps it overcome the caterpillar’s immune defenses has some scientists rethinking the ...
Biology /
Feb 12, 2009 |
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