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they have a lot more than 2

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Q: Do all sea urchins have 2 pair of antennae?
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Related questions

Do sea urchins live in Connecticut?

No. Sea urchins live in the sea.


Which ocean is sea urchin is in?

sea urchins live in all oceans. :-)


Does sea urchins piosonous?

not all are poisonous but some are.


What does the process of fertilization in sea urchins produce?

More sea urchins.


Ho do sea urchins reproduce?

sea urchins can either reproduce sexually or asexually sea urchins can either reproduce sexually or asexually


What else is like Starfishes sea urchins and sea cucumbers?

Seastars, sea urchins, and sea cucumbers are all members of the phylum Echinodermata. Other members of this phylum include: sand dollars, brittle stars, basket stars, feather stars, sea lilies, and heart urchins.


Where do sea urchins live?

Sea urchins live in the sea, rock pools, kelp forests, and coral reefs


What category do sea urchins fit into?

The classification of a Sea Urchin is Echinoidea


How are sea urchins and kelp forests connected?

sea urchins eat kelp.


How many purple sea urchins are there?

there are excatly 3million purple sea urchins


What are predators to sea urchins?

crabs sun flower starthe crabs are as big as a rockthey are stars


Where can sea urchins be found?

in the sea