News tagged with insect larvae
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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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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Glacier-fed river systems threatened by climate change
Glacial meltwater increases biodiversity in mountainous freshwater ecosystems. As glaciers vanish due to global warming, so will those species dependent upon the icy runoff. This is the conclusion of a study authored by researchers ...
Mar 16, 2012 |
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Why silkworms find mulberries attractive
A new study published online on May 7th in Current Biology, a Cell Press publication, has found the source of silkworms' attraction to mulberry leaves, their primary food source. A jasmine-scented chemical emitte ...
May 07, 2009 |
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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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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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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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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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Gene-engineered flies are pest solution
For the first time, male flies of a serious agricultural pest, the medfly, have been bred to generate offspring that die whilst they are still embryos. Researchers writing in the open access journal BMC Biology describe the ...
Biology /
Jan 27, 2009 |
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Cells in developing tissue consider their history of signaling exposure to determine location
Researchers at the California Institute of Technology have proposed a novel model that differs from a widely held hypothesis about the mechanisms by which developing animals pattern their tissues and structures.
Sep 29, 2009 |
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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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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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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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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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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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