It's is germ and the one I take is big and 1/5 of a cm and has a mouth underneath
The bigger one is about 2 inches and the smaller one is about 1 inch. It uses its Aristotle's lantern to burrow into rock and then uses its spines to widen its home. they either contain male or female reproductive organs. (Wikipedia) phylum is Echinodermata.
Echinoderm. They use their tube feet to grab food and they have little three pronged pinchers that are used mostly for defending themselves. It's about 1.6cm.
>short spines length of third of diameter of round skeleton (3 1/4") (8.3 cm)
>shelters and exposed kelp beds, rocky areas, low intertidal zones 427' (130 m)
>alaska puget sound, washington
Slightly flattened "globe" or body and the spines attach to small tubercles
Commonly found in northern waters all around the world including both the Pacific and Atlantic oceans. It's part of echinodermata.
Green Sea Urchin. It's part of the echinodermata with spiny skin, tube feet, and considered a pentamerous (5-parts). The urchin mainly stays plastered to objects with its tub feet, and rarely moves far. It's outer skin is a forest green, and measures about an inch tall and round.
Washed up in a storm, but still alive!