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Tag: "dragonflies" at biology news

Road salt affects mitigation wetlands

...ke to see is what happens to bullfrog tadpoles and dragonflies that overwinter in the sediment mud." The researcher would also like to sample the soil where the runoff eventually leaves the wetland to see if salt is building up there. ...

UC Berkeley researchers create a biologically-inspired artificial compound eye

Using the eyes of insects such as dragonflies and houseflies as models, a team of bioengineers at University of California, Berkeley, has created a series of artificial compound eyes. These eyes can eventually be used as cameras or sensory detectors to capture visual or chemical information fro...

Dragonfly migration resembles that of birds, scientists say

...based on datagenerated by tracking 14 green darner dragonflies with radiotransmitters weighing only 300 milligram...y biology. "Additionally, groups of both birds and dragonflies did not migrate on very windy days and only moved after two successivenights of falling temperatures...

Dragonfly's metabolic disease provides clues about human obesity

Parasite-infected dragonflies suffer the same metabolic disorders that have led ...nges in metabolism. Unable to metabolize fat, the dragonflies accumulate fat around their muscles. This finding begs the question of whether something similar mi...

Giant insects might reign if only there was more oxygen in the air

...nd abundant plant life and rather large insects -- dragonflies had two-and-a-half-foot wing spans, for example. T... insect size in the Paleozoic era, too? After all, dragonflies and some other insects back then had the same body architecture, but they were much bigger. It is...

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