Yes. Classes of mollusks which include clams, oysters, and other bivalves are sessile filter feeders.
No, they are echinoderms, along with sea cucumbers and starfish.
Sea Urchins are multicellular animals, phylum echinodermata.
No. Sea urchins live in the sea.
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
sea urchins eat kelp.
there are excatly 3million purple sea urchins
sea lilies
in the sea
No. Sea urchins are primary consumers and only eat sea weed, algae and kelp.
An adult feather star is not sessile. It eventually develops arms and is able to move around. Sea lilies are sessile.
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.)