INVERTEBRATES

MOLLUSKS

• Soft bodies
• Thick muscular foot
• Breathes with lungs or gills
• Have shells

SPONGES

• Have many pores
• Water goes through cavity and out through top
• Get food eliminate waste
• Speacialized cells

ARTHROPODS

• Jointed legs
• Segmented bodies
• Some have wings
• Exoskeloton
• Breathe through gills and air tubes

WORMS

• Have long tube like bodies
• Simple nervous system blood vessels
• Long digestive tube
• Take oxygen through water

ECHINODERMS

• Have arms that extend out from middle
• Have spines
• Tube feet that take oxygen from water