News tagged with parasitic wasps
Aphids saved from gruesome death by virus-infected bacteria
Aug 20, 2009 |
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The term "beneficial virus" sounds like an oxymoron. But for pea aphids under attack by parasitic wasps, carrying infected bacteria is the difference between life and a slow death, according to new research. ...
Small investments to battle soybean pest paying off big, says MSU researcher
Mar 23, 2009 |
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The small amount of money put toward fighting the tiny, yet destructive soybean aphid will pay big dividends in the coming years, said a Michigan State University economist, thanks to a research and outreach ...
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Cooperation between figs, wasps and parasites proves 3 is not always a crowd
Biology /
Mar 11, 2008 |
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This week in the online open-access journal PLoS Biology, scientists Simon Segar, James Cook, Derek Dunn, and colleagues at the University of Reading have found that during mutualism, a cooperative relationship between two di ...
Tiny UK parasitoid wasp discovered
Oct 20, 2009 |
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(PhysOrg.com) -- A new species of parasitoid wasp that feeds on a common whitefly pest has been discovered in the UK by a Natural History Museum scientist.
Research on viral origins suggests new definition of virus may be needed
Biology /
Feb 12, 2009 |
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(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 ...
Insects use plant like a telephone
Biology /
Apr 23, 2008 |
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Dutch ecologist Roxina Soler and her colleagues have discovered that subterranean and aboveground herbivorous insects can communicate with each other by using plants as telephones. Subterranean insects issue chemical warning ...
'Cry for help' gene identified in plants
Jan 18, 2006 |
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A genetic mechanism that enables corn plants to "cry for help" and attract beneficial insects has been clarified by scientists from the University of Neuchâtel, Switzerland and the Max Planck Institute for ...
Spiteful soldiers and sex ratio conflict among parasitoid wasps
Biology /
Apr 03, 2007 |
2 / 5 (1) |
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The social insects provide some of the most fascinating examples of altruism in the natural world, with sterile workers sacrificing their own reproduction for the greater good of the colony. Research carried out in Canada ...
Researchers describe for first time how some bacteria kill males: They first invade the mother
Biology /
Sep 24, 2008 |
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(PhysOrg.com) -- Many groups of bacteria are known as "male killers" -- they target and kill just the males of a host species. Now, a Cornell scientist has helped describe for the first time just how certain ...
Ladybugs taken hostage by wasps
Nov 17, 2009 |
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Are ladybugs being overtaken by wasps? A Université de Montréal entomologist is investigating a type of wasp (Dinocampus coccinellae) present in Quebec that forces ladybugs (Coccinella maculata) ...
Being a standout has its benefits, study shows
Oct 15, 2009 |
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Standing out in a crowd is better than blending in, at least if you're a paper wasp in a colony where fights between nest-mates determine social status.
Remembrance of tussles past: paper wasps show surprisingly strong memory for previous encounters
Biology /
Sep 22, 2008 |
4.8 / 5 (6) |
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With brains less than a millionth the size of humans', paper wasps hardly seem like mental giants. But new research at the University of Michigan shows that these insects can remember individuals for at least a week, even ...
List of search results for parasitic wasps
