Arthropods

Myriapod  centipede

Arachnid spider

Crustacean hermit crab

Insect butterfly

1.  They are more complex then segmented worms.
2. They have an outer skeleton, legs that bend at joint, and body divided.
3. Each body part does a job.
4. They can feel, taste, and smell as well as organs for breathing.
5. There outer skeleton is called exoskeleton.
6. They must molt or shed.