Marine biologist Dr. Dave Pawson has embarked on over 100 dives to the ocean floor to unravel the mysteries of elusive invertebrates like sea cucumbers and brittle stars Emma Saaty There are few ...

Mexico City, May 22 (EFE).Mexico City, May 22 (EFE). — Federal police seized 17 tons of sea cucumber, a protected species of marine echinoderm, the Mexican government said. The contraband was ...

It was a long, hard, and tumultuous battle, but the clash of the titans that began here at The Intersection--that will go down in science blogging history as the Great Marine Invertebrate Wars--has ...

Brittlestars are marine echinoderms that characteristically have five long, thin arms radiating from a disc-shaped body. In August 23 Nature Joanna Aizenberg and colleagues at Bell Laboratories/Lucent ...

The end-Paleozoic witnessed the most devastating mass extinction in Earth's history so far, killing the majority of species and profoundly shaping the evolutionary history of the survivors.

Sea stars and their relatives eat, breathe and scuttle around the seafloor with tiny tube feet. Now researchers have gotten their first-ever look at similar tentacle-like structures in an extinct ...

Researchers are learning more about the evolution of echinoderms, the group that includes sand dollars, sea urchins, and starfish, thanks to new evidence of the tentacle-like, tube feet of an extinct ...

Polyembryony, or the production of multiple offspring from a single zygote, is a widespread phenomenon in the animal kingdom. Various types of polyembryony have been described in arthropods, bryozoans ...