The impact on levels of carbon dioxide in the Earth's atmosphere by the decaying remains of a group of marine creatures that includes starfish and sea urchin has been significantly underestimated. The ...

The impact on levels of carbon dioxide in the Earth's atmosphere by the decaying remains of a group of marine creatures that includes starfish and sea urchin has been significantly underestimated.

Scientists have discovered a new species that lived more than 500 million years ago -- a form of ancient echinoderm that was ancestral to modern-day groups such as sea cucumbers, sea urchins, sea ...

Echinoderms are a common, widespread and successful phylum of marine animals with an extensive and well-preserved fossil record. Echinoderms are a common, widespread and successful phylum of marine ...

Marine disease dynamics in echinoderm populations have emerged as a critical focus owing to the ecological prominence of this phylum. Echinoderms, including sea stars and sea urchins, function as ...

Echinoderms are one of the most highly derived groups of animals with many species as significant components of several marine communities. They’re classified by three fundamental shared ...

Echinoderms are a phylum of exclusively marine deuterostome invertebrates characterized by pentaradial symmetry in adults, a calcareous endoskeleton composed of ossicles, and a unique water vascular ...

Along the ocean floor lives an unusual multi-armed creature. No, not the octopus, the starfish: an animal from the echinoderm family known for its spines and bumps and, most importantly for some ...

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 ...