The long thin spines of the Needle-spined Sea Urchin for an effective defense for this slow moving primitive creature.
The long thin spines of the Needle-spined Sea Urchin for an effective defense for this slow moving primitive creature. The defensive barricade is so effective other creatures such as shrimps and small fish will hide in the spines. If trodden on then the spines break off and inflict a painful wound.
Size: 4200px × 3150px
Location: Zanzibar, Tanzania
Photo credit: © Nick Greaves / Alamy / Afripics
License: Licensed
Model Released: No
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