Starfish are also known as asteroids because they form the taxonomic class Asteroidea (/ ˌæstəˈrɔɪdiə /). About 1,900 species of starfish live on the seabed, and are found in all the …

Starfish is an early alert and connection tool utilized to support student success and retention at SIUE. Students, Advisors, Faculty, and Staff use many of the features within Starfish to …

Sep 10, 2025 · Starfish, also called sea stars, are echinoderms that constitute the class Asteroidea. As their name suggests, they have a characteristically star-like body, with most …

May 9, 2025 · Starfish (or sea stars) are beautiful marine animals found in a variety of colors, shapes, and sizes. All starfish resemble stars, and though the most common have only five …

Dec 26, 2025 · For other echinoderms of similar name, see brittle star; feather star. For a species of special interest, see crown-of-thorns starfish. This article was most recently revised and …

Sep 27, 2025 · Discover amazing starfish facts — their anatomy, regeneration, species, diet, habitat, and role in ocean ecosystems worldwide.

You probably know sea stars as starfish, the name sea stars are commonly known by. But sea stars aren’t really fish. Sea stars, like sea urchins and sand dollars, do not have backbones, …

Learn all about sea stars (or starfish), with sea star facts about behaviour, habitat, range, diet and defence mechanisms...

A starfish, also sometimes known as a sea star, is a star-shaped echinoderm commonly found throughout the world’s oceans.

The common starfish is usually orange or brownish in color, and sometimes violet; specimens found in deeper waters are pale. The common starfish is found on rocky and gravelly …