by eating its penis
by a census
No. Sea urchins live in the sea.
More sea urchins.
The classification of a Sea Urchin is Echinoidea
there are excatly 3million purple sea urchins
sea urchins eat kelp.
Echinoderms.
Sea urchins get their food at the bottom of the sea floor to eat dead fish.
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 reproduce by releasing eggs and sperm into the water, where external fertilization takes place. Once fertilized, the eggs develop into larvae that eventually settle and grow into adult sea urchins. Some species of sea urchins can also reproduce by asexual means, such as splitting or budding.