Are red sea urchins beneficial?

sea urchins are beneficial because they feed on dead organisms and help recycle materials. they control the growth of algae in coastal areas.

Sea urchins are purple, red, orange, yellow/orange, and a mix of red and purple.(Sea Urchins come in many shapes sizes and colors.)

by mating with another GIANT red sea urchin!

There is not an exact colour but, black, red, purple, and green are some of the most common colours you will see on a sea urchins.

what are a sea urchins movement

No. Sea urchins live in the sea.

no, they aren't endangered yet

sea otters eat sea urchins

sea urchins come from the ocean

Sea urchins are echinoderms, not mammals.

Sea urchins do not communicate with each other

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

sea urchins murder u faster

How deep do sea urchins live

there are excatly 3million purple sea urchins

Sea Urchins are multicellular animals, phylum echinodermata.

No, or they wouldn't be called *sea* urchins.

Humans, sea otters, and many more sea creatures eat sea urchins

Sea urchins are ocean creatures, and do not survive in fresh water. Sea urchins can only thrive in a seawater environment.

no one knows how much sea urchins there r

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

No. Sea urchins are primary consumers and only eat sea weed, algae and kelp.

No - sea urchins are part of the echinoderm phylum, with sand dollars, starfish and sea cucumbers.

it depends on which sea urchin........some sea urchins in Australia shoot poison

Sea urchins eat seaweed,algae and bits of plants and animals.