Not all aquztic animals are porifera or coelenterate. There are molluscs, crustraceans, and even mammals amoung them.
Porifera consists of all the sponge species and Coeletrata is a vast group consisting of hydra, cnideria etc.
An actinosome is the body of a coelenterate, a simple aquatic animal bearing tentacles, such as jellyfish and anemones.
Porifera is about the invertebrate animals i.e sponges
A group of primitive aquatic animals that include jellyfish, corals, and sea anemones. Colenterates are sessile (sedentary) and exhibit symmetry. Their body parts are symmetrically arranged around a central point.
porifera are dangerous to humans because
Porifera.
Sponges (Porifera)Sponges are aquatic animals that make up the phylum Porifera (pohr-IF-uhr-uh). These simple organisms clearly represent the transition from unicellular to multicellular life.
Animals who are in the phylum porifera usually live in marine and aquatic environments like the ocean because they are sponges.
Sponges are animals of the phylum Porifera
Aquatic animals are animals that live in water.
Porifera
porifera
The evolutionary significance of Cnidarians is that they were the first animals to move. As for Porifera, they were the first animals on Earth.