Tag: "locusts" at biology news
Locust research suggests that physical state has much to do with learning
...e time of learning," Behmer said. "African desert locusts
were used because they are known to be good learne...should eat a particular plant." During the study, locusts
were trained under one of two conditions hungry or well-fed for separate parts of the day (morning...
Study reveals mass migration of mormon crickets driven by hunger, fear
...gration, millions of Mormon crickets (relatives of locusts
and grasshoppers) cover more than 50 miles of ground, destroying farmland and causing hazardous driving conditions along the way. The research team, led by Dr. Stephen J. Simpson, conducted field observations and experimentation to determine that tw...
Ancient trans-Atlantic swarm brought locusts to the New World
...ree and five million years ago, a massive swarm of locusts
took off from the west coast of Africa and made an...the coast of Africa, we might have these swarms of locusts
heading off across the Atlantic," says Nathan Lovejoy, an assistant professor of in the Department o...
Locusts' built-in 'surface analysis' ability directs them to fly overland
Jerusalem Swarms of millions of locusts
have, since Biblical times and until our very own ...te for Marine Sciences in Eilat to examine how the locusts
were able to identify the gulf water and knew not to fly over it. The research focused on the abilit...
Corn fungus is nature's master blaster
...es of natural projectiles -- from kangaroo rats to locusts
to fleas to fungal spores. "The big animals aren't so interesting in terms of drag," said Vogel. "But when you get down to a flea, it loses about eighty percent of potential range to drag. And the optimum launch angle gets lower. In physics class, pe...
Study in Royal Society journal on world's only horned rodent
...ing, LIVERPOOL, L69 7ZB, United Kingdom Migrating locusts
can detect polarized reflections to avoid flying over the sea by Dr. N Shashar, Mr S Sabbah and Ms N Aharoni Locust (Schistocerca gregaria) migration are well known and often feared over Africa, the Middle East and the south of Europe. Though the sw...
Experiments provide proof of how traveling in groups protects insects
...s. Countless millions of Mormon crickets and young locusts
also sometimes unite with their own kind and form ...ot of money, but in parts of Africa and elsewhere, locusts
can cause widespread famine because they consume crops, and the people there sometimes have nothing ...
Scientists discuss improved biopesticides for locust control in West Africa
...ongoing locust outbreak in West Africa. Last year, locusts
stripped fields of crops and trees of foliage acro...rives from a fungus that is a specific pathogen of locusts
and grasshoppers. It specifically targets those insects and does not affect non-target organisms," V...