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The black sea
Incredibly sharp-looking urchin...like a ...
Is a little clingfish (like 4 cm) that often can be found close to spiny sea ...
Collector urchins are dark in color, ...
Not sure of the species, just loved the iridescent blue pattern.
centimetres (1.2 to 3.9 in) across. Common colors include
The Long-spined Sea Urchin (Diadema ...
Large urchin belonging to the Diadematidae ...
It is a typical sea urchin, with extremely ...