Invertebrates

Sponges segmented worms echinoderms roundworms

Echinoderms

It gets it's name from the Greek spiny skin


Witch contains 6000 species

Oxygen from sea water

Sponges

Sponges are multicellular animals

The scientific name is Porifera

They have a hair like whip

Roundworms

Digestive system with two openings


Reproduce sexually

Take in food and eliminate waste

Segmented worms

Made up of connected segments


Breath through skin

Reproduce sexually