Occurred on May 7, 2015 / Dohr, Germany Info from Licensor: "The metamorphosis of a dragonfly larva (Odonata) into a fully developed dragonfly is one of nature's most stunning spectacles – a process ...

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 ...

(a) Number of observation records per 500-m elevational band. (b) Number of genera and the number of their observation records in the database. (c) Cumulative number of observation records of each ...

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 ...

At an aquatic laboratory nestled in Warrenville's Blackwell Forest Preserve, freshwater mussels grow in beakers, fish race up and down long holding tanks, and rare endangered dragonfly larva munch on ...

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 ...

The map above shows sites where dragonfly larvae were collected for the Janssen et al. 2024 paper. Dragonfly larvae were collected at three types of sites including wetlands, lotic systems (flowing ...

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 ...

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 ...

CARLSBAD, N.M. (KRQE) – Carlsbad Caverns National Park staff recently collected dragonfly larvae for the Dragonfly Mercury Project. The project is part of a nationwide study that works with citizen ...