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Buck Trible and the case of the mutant ants(图)     巴克·特里布尔  变异蚂蚁  寄生虫       font style='font-size:12px;'> 2023/6/19
For the last five years, Waring “Buck” Trible has been having the same dream. He’s in the lab using CRISPR to tweak the genes of a wild worker ant. And poof! Like a Formicidae fairy tale, the lowly la...
Between ants and acacias,timing is everything(图)     ants  acacias  timing is everything       font style='font-size:12px;'> 2019/10/23
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...
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...
Lazy Ants Make Themselves Useful in Unexpected Ways(图)     Lazy Ants  Themselves Useful  Unexpected Ways       font style='font-size:12px;'> 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       font style='font-size:12px;'> 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       font style='font-size:12px;'> 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       font style='font-size:12px;'> 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...
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.
New Method to Stop Argentine Ants(图)     Stop  Argentine Ants       font style='font-size:12px;'> 2016/3/11
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 ...
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 ...
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...
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...
Staying Cool:Saharan Silver Ants(图)     Staying Cool  Saharan Silver Ants       font style='font-size:12px;'> 2015/7/13
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...
Underground Ants Can't Take the Heat     Underground Ants  Can't Take the Heat       font style='font-size:12px;'> 2015/6/18
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 ...
Some species of trap-jaw ants use their spring-loaded mandibles to hurl themselves out of harm’s way when an ant-trapping predator stalks, researchers report in the journal PLOS ONE. This dramatic man...

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