Depending on the species, sea urchins range in size from a few inches across (small rock-boring urchins) to a foot or more across (pencil urchins and venomous hollow-spined urchins). THATS NOT HELPFUL!!
sharks eat sea urchins
Sea Urchins eat hard coral.
Sea Urchins eat kelp forests, but sea otters help the forest because they eat the sea urchins.
There are several animals that eat sea urchins. Sea otters, sunflower stars, snails, crabs and some species of fish predate upon sea urchins.
Any bottom feeders like sea urchins, sea stars, and mussles
Sea Urchins eat small fishes so it can be a carnivore but it eats algae and I think they are omnivores they eat many things or animals.
dogfish, sea urchins, walrus, pizza(jk) and seaotters
A blobfish, or Blob Sculpin, eats sea urchins, mollusks, and crustaceans.
sea urchins , shellfish and some other stuff but other than that idk!
A Trigger fish eats spiny sea urchins, crustaceans, and mollusks.
what are a sea urchins movement
No. Sea urchins live in the sea.
A lobster eats many things like small fish, plankton, sea stars, and sea urchins. I am not 100% sure what eats a lobster but you can look it up on google
sea otters eat sea urchins
Neptune's Necklace is a food source for sea urchins, crustaceans, some fish, sea snails and people.
sea urchins come from the ocean
Sea urchins are echinoderms, not mammals.
Sea urchins do not communicate with each other
wormssnailsclamscrabslobsterssea urchinssea starsfishsharkssealssea lionssea ottershumans
Sea urchins eat endlessly as long as there is food they are eating. They eat the algae growing in slat water tanks and the ocean.
sea urchins can either reproduce sexually or asexually sea urchins can either reproduce sexually or asexually
What is the time limit of sea urchins out of water before they die like 2 min
The young sea urchins develop inside womb like pouches inside the shell of female urchins until they are about 4 millimeters long and it's spines are fully developed.
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