How can a sea cucumber mate, eat, and move if its a plant?

It isn't a plant.... it's an animal.





It belongs to the phylum Echinoderm... and is related to animals like sea stars and starfish.|||A sea cucumber is actually an animal, they're very fascinating to look at but not very fun to watch for a long time|||It's not a plant. It's an animal that just sort of looks like a cucumber.