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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...
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...
Trap-jaw ants jump with their jaws to escape the antlion's den
Trap-jaw ants jump escape the antlion's den
2015/5/25
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...
Study: Big-headed ants grow bigger when faced with fierce competitors
fierce competitors Big-headed ants
2014/10/9
CHAMPAIGN, Ill. — The big-headed ant (Pheidole megacephala) is considered one of the world’s worst invasive ant species. As the name implies, its colonies include soldier ants with disproportionately ...
With Their Amazing Necks, Ants Don’t Need “High Hopes” to Do Heavy Lifting（图）
high hopes Ants Amazing Necks
2014/3/21
The design of future space robots may take a cue from the neck joint of an unassuming American field ant.
Harvester ants use interactions to regulate forager activation and availability
collective behaviour complex system
2015/12/10
Social groups balance flexibility and robustness in their collective response to environmental changes
using feedback between behavioural processes that operate at different timescales. Here we...
The effect of individual variation on the structure and function of interaction networks in harvester ants
agent-based model movement pattern network analysis
2015/12/10
Social insects exhibit coordinated behaviour without central control. Local interactions
among individuals determine their behaviour and regulate the activity of the colony.Harvester ants are recruit...