Nervous
system
Home
Nervous System Bambury
Chordata
>
Killer Whales
Humans
Tiger
Platyhelminthes
>
Planaria
Leopard Flat Worm
Flukes
Molusca
>
Octupus
Squid
Snail
Nervous System Kehoe
Nematoda
>
Round Worm
Hookworms
Hairybacks
Porifera
>
Orange elephant ear sponge
Giant barrel sponge
Fire Sponge
Annelida
>
Ragworms
Leeches
Earthworms
Nervous System Sabat
Cnidaria
>
Moon Jelly
Fire Coral
Boulder Brain Coral
Arthropoda
>
Bee Assasin
Giant Water Bug
Scorpionfly
Echinodermata
>
Five-Toothed Sea Cucumber
Common Comet Star
Red Sea Urchin
Porifera
Orange elephant ear sponge
fire sponge
giant barrel sponge
Sponges are animals of the phylum Porifera. They are multicellular organisms that have bodies full of pores and channels that allows water to circulate through them. They consist of jelly-like mesohyl sandwiched between two thin layers of cells.