jeudi 21 novembre 2013

Sea Stars

Photo: Sea stars clinging to rock underwater

Sea Stars

Photograph by Paul Nicklen
Popularly known as starfish, sea stars are actually echinoderms, closely related to sea urchins and sand dollars. There are some 2,000 species of sea stars living in the world’s oceans, and many wear striking colors that provide camouflage or warn off predators.

Aucun commentaire:

Enregistrer un commentaire