an invertebrate because they have no backbone.
annelida
fourty-seven
porifera are also called sponges some of the sponges are euplectelia spongilla and sycon
Glass sponges
Most sponges are marine, but there are some freshwater varieties
sponges are use in washing plates,glass of water.some sponges are in/on salted water on the ocean floor.
poriffera ;its 'porifera' according to the correct sites!
The Porifera are the sea sponges. Some simple examples are the kitchen or bath sponges or other sponges that one can see diving -- from barrel to branch sponges.
One of the names commonly used for sponges, is their phylum name, "porifera".
Some sponges protect themselves and they don't even know it. Those sponges protect themselves by a hard outer layer of skin.
The first sponges were natural. They are some of the oldest animals to ever live on earth.
Some things that prey on sponges are sea turtles, crustaceans, fish, and echinoderms. Sponges move so slow that they cannot avoid being eaten.