Sponges

1. The sponge is not a coral and it is not a plant rather it is classified as an animal which has no brain nor central nervous system.
2. There are approximately 5,000 species of sponges
3.Sponges can be attacked by predators or even sponges around them
4. Did you now that sponges are not a plant or part of a coral reef
5. Sponges do not have organs instead they have specialized cells that carry out all essential processes
6. To protect themselves they spill toxins in to the area around them

A purple piece of coral

a brown piece of coral that has been dried