|Image: Scott Roy Atwood|
Spikes! That's like, the whole Sea Urchin thing. Spiny spikes and spiky spines. Sharp. Dangerous. Sea Urchins have I will hurt you written all over them, from head to... All over them, anyway.
|Image: USFWS - Pacific Region|
These peculiar echinoderms are found throughout the Indo-Pacific but are most common in Hawaii. That's also where they're at their most RED.
|Image: Nick Hobgood|
|Image: Silke Baron|
Their skin looks like a Hellish landscape!