![](http://www.alamy.com/thumbs/6/CA94B4D4-BC00-4C04-96B5-EDD9CD8BBC5A/KHT589.jpg)
Sea Urchin, ventral surface showing tube feet and mouth
Size: 4000px × 2695px
Photo credit: © Brian Parker / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: echinoderm, echinoidea, mouth, pool, sea, spine, spines, tide, urchin, ventral