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Sea Urchin
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Echinoidea

7 Photos
1

Lacen - Public Domain

Sea Urchin

Sea Urchin

Lacen - Public Domain
2

Sea Urchin - Photo 2

Sea Urchin
photossee/Shutterstock.com
3

Sea Urchin - Photo 3

Sea Urchin
Damsea/Shutterstock.com
4

Sea Urchin - Photo 4

Sea Urchin
JGA/Shutterstock.com
5

Sea Urchin - Photo 5

What do sea urchins eat - purple sea urchin
HotFlash/Shutterstock.com
6

Sea Urchin - Photo 6

What do Sea Urchins Eat
7

Sea Urchin - Photo 7

Animals That Don't Have a Brain - Sea Urchin

The sea urchin's water vascular system allows it to move quicker.

HotFlash/Shutterstock.com