It turns out these balls of spikes are actually 5-sided echinoderms and thus related to starfish! We look at their beautiful ...

Christina Black, 40, soaked her foot in hot water and Epsom salts for several weeks, but the sea urchin's spine (which she named BARBara) still wouldn't budge. U.S. fires head of military base in ...

The sea urchin population in many coastal areas is on the increase, and this could have a negative impact on recreational activities associated with the coast. In certain areas, hundreds of these ...