The sand dollar, or "sea biscuit" can vary from a rich reddish-brown to a vibrant shade of purple, and is hairy in its prime. It is one of the most beautiful and coolest things you can find when visiting the coast lines. They are a species of sea urchin, which is...
Depending on where you are along the Pacific Ocean, from Alaska to Baja California, you will come across beautiful sand dollars. It's officially known as the Dendraster Excentricus and is a member of the order Clypeasteroida. This species of flattened burrowing sea...