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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...
Baby Fish Exercising,a Surprising Source of Adaptive Variation in Fish Jaws（图）
Baby Fish Exercising Adaptive Variation Fish Jaws
2017/9/1
An unspoken frustration for evolutionary biologists over the past 100 years, says Craig Albertson at the University of Massachusetts Amherst, is that genetics can only account for a small percentage o...
For the first time, researchers have created a visual atlas and dictionary of terms for the many strange features on the fearsome-looking jaws of a little known group of arachnids. Called camel spider...
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...
Jaws and dentition in an Early Triassic,3-dimensionally preserved eugeneodontid skull(Chondrichthyes)
Neutron scan Oral dentition Skull Jaws Eugeneodontid Early Triassic
2009/10/20
Neutron scans of a concretion with a 3-dimensionally preserved partial skull from the Lower Triassic Vega Phroso Siltstone Member of the Sulphur Mountain Formation (western Canada), previously assigne...