they are not endangered at the momment.
a sea urchin is a producer
The classification of a Sea Urchin is Echinoidea
A sea urchin is an echinoderm
Sea urchinSea urchin
There are many species of sea urchin but all sea urchins belong to the class Echinoidea.
A sea urchin does move, but not very frequently.
A sea urchin is an invertebrate not a vertebrate
because the crab needs the sea urchin for protection and the sea urchin needs the crab for food
I think a sea anenome and a sea urchin can live together because i have a little aquarium and there is a sea urchin and and a sea anenome (if that's how you spell it) living in there and they were perfectly fine. BUT if you have a sea urchin do not have any crabs in there, because my sea urchin killed one, and almost killed another one by taking its claw off. :(
a sea urchin is a invertebratebecause it does not have a backbone
a sea urchin is a spiky, prickly thing that lives in the sea like sea cucumbers.
An urchin is a marine invertebrate.
The sea urchin is an aquatic animal, very strange - Echinus melo.
Sterechinus neumayeri scientific name of sea urchin
It urges the sea to adapt to IT! The litle urchin urger.
a blue tuxedo sea urchin
Spines of the sea urchin can cause injuries of the skin.
Answer So far the closest animal to the sea urchin is the starfish (seastar). Sea cucumbers and sand dollars are also closely related to the sea urchin.
No, despite losing 95-99% of all individuals in the Caribbean to a disease in 1983-1984, the black sea urchin has never been listed as Endangered under the US Endangered Species Act.While there is no denying their importance to the reef community, and the impact their absence had during the outbreak, marine invertebrates like urchins can only be listed on the species level, not by population or region. Without enough research to support multiple species of black sea urchin there has never been enough evidence to deem listing the Caribbean population.
of course it is! look up sea urchin in the da dictionary!!!
Urchin (sea urchin) umbrella-fish
A sea urchin is a first level consumer
A sea urchin is a half-sphere. The top of the urchin is rounded like a globe but the bottom is flattish to fit on the bottom of the sea so it can walk around.
It depends on the species of urchin