Is Spongebob's species is a part of marine life, just like other characters? Or is he simply a sponge?
Native speaker’s answer
Rebecca
Yes, Spongebob is a sea sponge and is a real part of marine life, just like the other characters in the show. Sea sponges are one of the world's simplest multi-cellular living organisms. They are considered as animals not plants, but they grow, reproduce and survive the same as plants do.