Phylum Porifera - Advanced -

Porifera , class: Demospongiae porifera Sponges make up the simplest animal group on the planet: phylum Porifera Having no digestive porifera They can inhabit all marine and freshwater areas, stretching from the poles to the equator Approximately 4 out of 5 Porifera species live in shallow marine

porifera Porifera collections The Natural History Musuem's extensive Porifera collections are of international importance, containing an estimated 50-70% of the