News tagged with insect larvae
Predators hunt for a balanced diet
An international team of scientists from the Universities of Exeter and Oxford in the UK, University of Sydney (Australia), Aarhus University (Denmark) and Massey University (New Zealand) based their research ...
Jan 11, 2012 |
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Wheat can't stop Hessian flies, so scientists find reinforcements
(PhysOrg.com) -- Wheat's genetic resistance to Hessian flies has been failing, but a group of Purdue University and U.S. Department of Agriculture scientists believe that other plants may soon be able to come ...
Dec 12, 2011 |
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Butterfly legs 'taste' plants for egg laying: study
A species of butterfly uses its legs to taste plants to see which leaves offer its eggs the best chance of survival, Japanese scientists said Wednesday.
Nov 16, 2011 |
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Researchers field test genetically modified mosquitoes to combat dengue fever
(PhysOrg.com) -- Oxitec, a British company spun off from Oxford University has announced the results of its field test of genetically altered mosquitoes to combat the infamous dengue fever. As they report ...
Oct 31, 2011 |
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A living species of aquatic beetle found in 20-million-year-old sediments
The fossil beetle discovered in the 16-23 million years old sediments of the Irtysh River in southern Siberia belongs to the modern species Helophorus sibiricus, a member of the water scavenger beetles (Hydro ...
Other Sciences / Archaeology & Fossils
Oct 06, 2011 |
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Physicist detects movement of macromolecules engineered into our food
Toxin proteins are genetically engineered into our food because they kill insects by perforating body cell walls, and Professor Rikard Blunck of the University of Montreal's Group for the study of membrane proteins (GEPROM) ...
Chemistry / Analytical Chemistry
Sep 12, 2011 |
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Researchers identify insect host species of a famous Tibetan medicinal fungus
A team of researchers from the Institute of Microbiology, Chinese Academy of Sciences (Xiao-Liang Wang and Yi-Jian Yao), summarized all the available information on the insect species associated with the Tibetan ...
Sep 08, 2011 |
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Mortal combat is the rational choice for wasps
(PhysOrg.com) -- Males of an unusual group of wasps fight to the death over females, even if they've already mated or are competing with their own brothers, a new study shows. The behaviour was seen in parasitoid ...
Aug 09, 2011 |
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Ancient bacterial mats may have been key to first mobile animals
(PhysOrg.com) -- Researchers from Canada studying the highly salty coastal lagoons at Los Roques, Venezuela and the microbial mats found at the bottom of the sea there, have discovered that oxygen levels in ...
Space & Earth / Earth Sciences
May 16, 2011 |
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Scientists observe wind-powered wheel locomotion in tiger beetle larvae (w/ video)
(PhysOrg.com) -- Research conducted by Georgia Southern University associate professor of biology Alan Harvey, Ph.D. along with former Georgia Southern University biology graduate student Sarah Zukoff will ...
Mar 28, 2011 |
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Production of mustard oils: On the origin of an enzyme
(PhysOrg.com) -- In the evolutionary arms race, small changes can be sufficient to gain a crucial advantage over the enemy. Scientists at the Max Planck Institute for Chemical Ecology found out recently that ...
Mar 17, 2011 |
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Citrus root signals produce better biocontrol
Substances released into the soil by citrus tree roots when chewed on by insect pests could lead to new ways of improving the effectiveness of roundworm "first responders."
Jan 21, 2011 |
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Lethal backfire: Green odor with fatal consequences for voracious caterpillars
During field studies, scientists at the Max Planck Institute for Chemical Ecology discovered that the oral secretions of tobacco hornworm larvae contain a particular substance that promptly ...
Aug 26, 2010 |
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Researchers Find 'Key Ingredient' That Regulates Termite Caste System
(PhysOrg.com) -- A North Carolina State University entomologist has for the first time shown which specific chemicals are used by some termite queens to prevent other termites in the colony from becoming mommies like themselves.
Jul 08, 2010 |
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Insect research gives humans six legs up
(PhysOrg.com) -- You could say that Bert Hölldobler's career began during a childhood walk in the Bavarian woods with his father. The elder Holldobler turned over a rock out in the forest, exposing a colony ...
Jun 30, 2010 |
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