1. Marine Worms eyes that can detect direction and intensity of light
Cool Snot Flowers!
eyes that can detect direction and intensity of light
Bilaterally symmetrical! (can move in one set direction: escape predators, pursue prey, find mates)
True head with a brain
complex organ system (some have mouth and anus!!)
Well-developed muscular system

2. Many are parasitic
Can be very colorful!
Penis Fencing! Being the “male” means the worm will not have to care for young!
Hermaphrodites are common, but many can also be found in different sexes.
Flatworms
Ribbon Worms
Long Proboscis used to entangle prey
Smallest, most are parasites, simplest, more of these than all other worms
Many are parasitic
Roundworms
MOST COMPLEX!! Adapted for burrowing!
Some feed on sediment, while others are predators! Ex. Polychaete/Clamworms from lab, blood vessels and closed circulatory system! Parapodia (feet for locomotion)
Segmented Worms
Have fins, can swim, and teeth! Not many of these worms
Arrow Worms

3. ANNELIDA
Bobbit Worm
PLATYHELMINTHES
Green Bomber
NEMATODA
Worm in Salmon!
CHAETOGNATHA
NEMERTEA
ANNELIDA
A spawning worm
LIFE - Nemerteans