by a census
sea urchins biomass humans
No. Sea urchins live in the sea.
More sea urchins.
by eating its penis
The classification of a Sea Urchin is Echinoidea
sea urchins eat kelp.
there are excatly 3million purple sea urchins
Sea urchins belong to the phylum Echinodermata.
No. Sea urchins are primary consumers and only eat sea weed, algae and kelp.
in the sea
Yes, sea urchins are herbivores because they mainly feed on algae.