It used to be thought that sea urchins only had a primitive nervous system, but new research has found that they are far more complex than that. The entire body of a sea urchin is what researchers are ...

Sea urchins have a body that is entirely made up of "head"—with a surprisingly complex central nervous system that functions, in essence, like an "all-body brain." This is the conclusion of an ...

Starfish are some of the most recognisable animals in the world. But their simple appearance belies an evolutionary mystery - how did these animals evolve such an unusual shape? A new fossil discovery ...

There’s a reason fun facts are called fun facts. It’s always entertaining to discover a new and interesting or shocking piece of trivia to share with your friends, family, partner, the mailperson, ...

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 ...

Starfish are some of the strangest creatures of the animal kingdom—so much so that scientists didn’t even know for sure if the animals had heads. A new study from the Stanford University and UC ...

Imagine you are drawing a starfish—where would you draw its face? Starfish have eyes at the tip of each of their arms, but the location of their heads has puzzled scientists for decades.

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 ...

Scientists trying to work out where a starfish’s head is have come to a startling conclusion: it is effectively the whole animal. As well as solving this longstanding mystery, the finding will help us ...

Cicadas belong to the Cicadoidea superfamily. They have distinct physical features, including stout bodies, broad heads, clear-membraned wings, and large compound eyes. More than 3,000 species fall ...

In my previous All Creatures entry I introduced you to two local stars – seastars that is- in the waters around Palmer Station. As members of the phylum Echinodermata, sea stars have a large and ...

Women light clay lamps to celebrate Diwali, the festival of lights, at Shri Ram Chandra Ji Temple in Jaipur, India, on Oct. 24. (Vishal Bhatnagar/NurPhoto via AP) Every year, Hindus around the world ...