Carlsbad Caverns National Park staff recently collected dragonfly larvae for the Dragonfly Mercury Project. The project is ...

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 ...

Dragonfly larvae sampled from Cape Cod and Minuteman National Historical Park recently helped tell a much bigger story about mercury pollution in the U.S. A national study published this week in the ...

A years-in-the-making model developed by the National Park Service and U.S. Geological Survey could offer a deeper look at mercury concentration levels on federal lands across the country — including ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Ecologists often rely on health data of fish and bird populations to ...

With 360-degree vision, bright-colored bodies that sparkle jewel-like in the sun, and acrobatic flight patterns reaching speeds of nearly 35 miles per hour, dragonflies are some of the more glamorous ...

The Lockport Prairie Nature Preserve provides a summer home for a small group of an endangered species of dragonflies born and raised in a biology lab in South Dakota. A team of ecologists with the ...

(Nanowerk News) It is a high-speed movement: within fractions of a second the mouthparts of the dragonfly larvae spring forwards to seize its prey. For decades, researchers had assumed that this ...

Tadpoles grow pumped-up tails when stressed out by the threat of predators nearby, a new study finds. These beefed-up tails help the tadpoles escape predators such as dragonfly larvae, according to ...

A citizen science program that began over a decade ago has confirmed the use of dragonflies to measure mercury pollution, according to a study in Environmental Science & Technology. The national ...