搜索结果: 1-15 共查到“Ants”相关记录31条 . 查询时间(0.062 秒)
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In the 1960s, University of Pennsylvania biologist Dan Janzen re-described what has become a classic example of biological mutualism: the relationship between acacia-ants and ant-acacia trees. The aca...
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For Global Invasion,Argentine Ants Use Chemical Weapons(图)
Global Invasion Argentine Ants Chemical Weapons
2018/2/1
From their native home on the banks of South America’s Paraná River, Argentine ants have conquered six continents and many oceanic islands. Their success is explained by several factors: they have mor...
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Lazy Ants Make Themselves Useful in Unexpected Ways(图)
Lazy Ants Themselves Useful Unexpected Ways
2017/9/20
If the first thing that comes to mind when you think about ants is "industrious," you might be in for a surprise. In 2015, biologists at the University of Arizona reported that a sizable chunk of the ...
Scientists Reveal How These Ants Snap Their Jaws Shut in the Blink of an Eye
Scientists Ants Snap Jaws Shut Blink Eye
2017/9/19
Few potential victims stand a chance against the formidable mandibles of a trap-jaw ant. In conflicts between predators and prey, speed is a decided advantage, and evolution has given these insects an...
Lizards may be overwhelmed by fire ants and social stress combined
Lizards overwhelmed fire ants social stress
2017/7/20
Lizards living in fire-ant-invaded areas are stressed. However, a team of biologists found that the lizards did not exhibit this stress as expected after extended fire ant exposure in socially stressf...
Wasps,Ants,and Ani DiFranco
Wasps Ants Ani DiFranco
2017/2/16
A University of California, Riverside graduate student has discovered several new species of wasps, including one that she named after musician Ani DiFranco.Judith Herreid, who studies a unique family...
Seeing the Light:Army Ants Evolve to Regain Sight and More in Return to Surface’s Complex Environment
Seeing the Light Army Ants Evolve Surface’s Complex Environment
2016/3/21
A change to a more challenging environment could, over time, re-ignite and grow old parts of the brain that have gone inactive, according to a study of army ants led by a Drexel biology professor.
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The Argentine ant is an invasive species that has become a major nuisance in California and southern states, including Georgia, South Carolina. Alabama, Mississippi, Louisiana, Florida, Tennessee and ...
Ants Were Socializing–and Sparring–Nearly 100 Million Years Ago,Rutgers Study Finds
Ants Were Socializing Sparring Rutgers Study
2016/2/23
Like people, ants have often fought over food and territory.But ants began fighting long before humans: at least 99 million years ago, according to Phillip Barden, a fossil insect expert who works in ...
The intertwined population biology of two Amazonian myrmecophytes and their symbiotic ants
ant–plant interactions Cordia nodosa demography
2015/12/10
A major question in ecology is: how do mutualisms between species affect
population dynamics? For four years, we monitored populations of two Amazonian
myrmecophytes, Cordia nodosa and Duroia hirsut...
Colony variation in the collective regulation of foraging by harvester ants
Colony variation harvester ants
2015/12/10
This study investigates variation in collective behavior in a natural population of colonies of the harvester ant, Pogonomyrmex
barbatus. Harvester ant colonies regulate foraging activity to adjust t...
Neither Ants nor Hermites
knowledge learning organization teamwork leadership trusted competency bioteaming collective behaviour
2015/7/29
Acceleration of renewal of technologies make management more complex and induces organizations to absorb more and more knowledge, in less and less time; of course each member of the organization accom...
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Nanfang Yu, assistant professor of applied physics at Columbia Engineering, and colleagues from the University of Zürich and the University of Washington, have discovered two key strategies that enabl...
Army ants, the nomadic swarming predators underfoot in the jungle, can take down a colony of prey animals without breaking a sweat. But certain army ant species can’t take the heat.According to a new ...