Tag: "locust" at biology news

Scientists discuss improved biopesticides for locust control in West Africa

...identify strategies for the control of the ongoing locust outbreak in West Africa. Last year, locusts stripp...n nations, national plant protection directors and locust control personnel, military officers in charge of locust control campaigns, representatives from reg...

Study in Royal Society journal on world's only horned rodent

...s such polarization reflectors and therefore deter locust swarms from crossing them at low flight. Contact: Dr Nadav Shashar, University of Maryland Baltimore County, Department of Biological Sciences, Baltimore MD 21228, USA Cyclicity in the fossil record mirrors rock outcrop area by Dr AB Smith and Dr A...

Locusts' built-in 'surface analysis' ability directs them to fly overland

...d in numbers measuring in the millions. During the locust invasion of November 2004 in Israel, it appeared that a swarm came in an easterly direction over Sinai up to the Gulf of Eilat, then turned northward without crossing the water. Only when the swarm reached the northern tip of the gulf did some of the...

Ancient trans-Atlantic swarm brought locusts to the New World

...hy are the closest relatives of the African desert locust (Schistocerca gregaria) found in the New World, rather than Africa? The desert locust is one of the world's most economically important insects, and is capable of forming massive swarms ...

Royal Museum to host 'improbable' science event

...Feline reactions to bearded men What happens in a locust brain when the locust watches "Star Wars" The Great Intelligence Debate ,in which each participant explains why he or she...

Locust research suggests that physical state has much to do with learning

...s, which are similar to a human tongue, enable the locust to taste its food, and if the locust is deprived of a nutrient, these hairs tend to be more easily stimulated when the missing nutrient i...

How a locust's eardrum could lead to tiny microphones

... elicit very different mechanical responses in the locust hearing system. By studying these tiny nanoscale movements and understanding how sound waves are turned into mechanical responses we may be able to develop microphones based on the functions of natural hearing. These could detect very faint sounds an...

Dragonfly migration resembles that of birds, scientists say

...rgely agrarian, a betterunderstanding of how, say, locust swarms travel could assist us withmanaging both local agriculture and the world economy that hinges uponit."...

University of Alberta researchers unravel intricate animal patterns

...people have puzzled about how animalsfish schools, locust swarms, large flocks of birds--form large complex dynamical groups. It is clear individuals in the group are only communicating with nearby neighbours, but then the groups somehow emerge spontaneously with complicated patterns of their own. Eftimie a...

Researchers demonstrate way to control tree height

...ds are already available for sweet gum, elm, black locust and pines. The current successful modification with poplar could be just the tip of the iceberg, the researchers said in their report. Dwarf trees and crop plants created with traditional cross-breeding or horticultural techniques are already widel...

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(Date:7/27/2014)... might have survived the asteroid strike that wiped them ... later in history, scientists say. , A fresh study ... helped palaeontologists to build a new narrative of the ... They found that in the few million years before ... was experiencing environmental upheaval. This included extensive volcanic activity, ...
(Date:7/27/2014)... have shown the potential for global climate change to ... most part, ignored the interactions between increasing temperature and ... to damage crops. , A new study involving researchers ... significant, suggesting that policymakers need to take both warming ... , The study looked in detail at global production ...
(Date:7/25/2014)... the first broad-scale estimate of air pollution removal by ... that trees are saving more than 850 human lives ... symptoms. , While trees, pollution removal equated to an ... the impacts of that improvement are substantial. Researchers valued ... at nearly $7 billion every year in a study ...
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