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

Recent molecular phylogenetic analysis has shown that the marine animals known as peanut worms are not a separate phylum, but are definitely part of the family of annelids, also known as segmented ...

Researchers at the Royal Ontario Museum and the University of Toronto have described an exceptionally well-preserved new fossil species of bristle worm called Kootenayscolex barbarensis. Discovered ...

Polychaete annelids represent one of the most diverse and ecologically significant groups of marine worms, inhabiting intertidal sands, deep-sea trenches and every habitat in between. Their remarkable ...

Scientists have uncovered the earliest fossil evidence of annelids (ringed worms) in Cambrian microfossils dating back approximately 535 million years ago. This discovery offers fresh insights into ...

Germ cell formation in annelids is characterised by the assembly of multicellular cysts in which developing oocytes or spermatocytes are interconnected via specialised intercellular bridges. A central ...