A new species of ancient sea worm with an impressively elaborate set of star-shaped chaetae has been discovered after its puzzling fossilized form was found to be animal not mineral. And just as ...

As the names suggest, the subdivision of annelids into the Errantia and Sedentaria matches their overall lifestyles (Fig. 1). Members of the Errantia are free to move about, and crawl, swim or burrow.

The demand for rare raw materials, such as cobalt, is fuelling the exploration of the deep-sea floor for mining. Commercial deep-sea mining is currently prohibited in areas beyond national ...

Excavations by a University of Kansas paleontologist working in a treasure trove of fossils called the "Spence Shale Lagerstätte" have revealed an ancient sea worm unknown to science until now. The ...

In an article published in the journal Nature Communications, scientists reveal that the regeneration processes in a marine worm, the annelid worm, show similarities to those observed in certain ...

An interdisciplinary group of Spanish scientists, bringing together biologists and chemists from the Universities of Seville, Huelva, the Autonomous University of Madrid and the Institute of Marine ...

A new genetic analysis of a large group of ringed worms called annelids proves a 150-year-old hypothesis that these many species can be split into the lazy bums and the jocks. The annelids, which ...

Actually, at 40 centimeters (15.7 inches) long and weighing approximately 26 grams, the earthworm named Dave has been added to the record books as the largest earthworm ever found in Britain, reports ...

Larvae of a marine ragworm Platynereis dumerilii have been studied as a zooplankton model, and possess photoreceptor cells in the brain to regulate circadian swimming behavior. This study revealed ...