« Back to the Purple sea urchin (Strongylocentrotus purpuratus)
Information on the Antarctic sea urchin (Sterechinus neumayeri) is currently being researched and written and will appear here shortly.…
More about the antarctic sea urchin »
The edible or common sea urchin (Echinus esculentus) has a large, rounded 'shell', which is actually an external skeleton, correctly called…
More about the edible sea urchin »
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The Mississippi green watersnake can be identified by the unique scale arrangement around its eyes.
Watch the common octopus hunting and feeding.
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