No. Sea urchins live in the sea.
Around 2,000 , I think.
More sea urchins.
sea urchins can either reproduce sexually or asexually sea urchins can either reproduce sexually or asexually
The classification of a Sea Urchin is Echinoidea
You can't really answer this question because sea urchins have different masses depending on their size. For example, a small sea urchin will have a smaller mass than a big sea urchin.
there are excatly 3million purple sea urchins
sea urchins eat kelp.
in the sea
No. Sea urchins are primary consumers and only eat sea weed, algae and kelp.
Yes, sea urchins are herbivores because they mainly feed on algae.
Sea urchins are purple, red, orange, yellow/orange, and a mix of red and purple.(Sea Urchins come in many shapes sizes and colors.)