Cushion sea star, Culcita schmideliana, commonly known as the spiny cushion star, is a species of pin-cushion star which looks more like a hedgehog without its spines than the starfish we generally know. It has a variety of base colors and often patches of a different color. It is pentagonal in shape and lives in the tropical Indo-Pacific.

Hacelia attenuata, commonly known as an Orange starfish, is a starfish in the Ophidiasteridae family. In this collage of three videos we see it in a yellow rather than orange color. ...