this PDF presentation contains an activity on classifying the diff animals to diff groups of vertebrates. This also contains information about vertebrates and invertebrates and their classifications with pictures and examples.
65. - Nematodes
- Tube-like slender bodies,
opening on both sides
- Have digestive system
- some are considered parasites
Ex: hookworms, pinworms,
filarial worms
Roundworms
66. - Annelids
- Long segmented bodies
- Contains internal organs
- Have setae, used for
locomotion
Ex: leeches,
earthworm
Segmented worms