The way dragonfly larvae control the water jets they use to move and breathe could have a range of engineering and medical applications, according to new research. The larvae have active tri-leaflet ...

Various forms of mercury are released naturally by volcanoes and weathering of rocks and soil. Human activities, such as mining or burning fossil fuels, can also release the element into the ...

Mercury wreaks havoc in freshwater ecosystems, but monitoring the risk to wildlife can be challenging. Researchers have now shown how dragonfly larvae act as biosentinels for toxic mercury. When ...

Mercury is a toxic element that can adversely impact human and wildlife health. And while it can be found as an introduced pollutant in the environment, it can also occur naturally. Mercury enters the ...

Dragonflies are nature's efficient hunters, consuming many mosquitoes daily. These insects also prey on mosquito larvae, ...

The project is part of a nationwide study that works with citizen scientists and community volunteers to collect dragonfly larvae for mercury analysis. Scientists analyze the larvae to understand how ...

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Just the mere presence of a predator can stress out dragonfly larvae enough to kill them — even if the dragonflies are out of the predator's reach and completely safe, a new study shows. Biologists at ...