1. Animal Kingdom

2. Two Types of Animals
Animals
Vertebrates
Invertebrates

3. Invertebrates

4. Animals Invertebrates Vertebrates Porifera Cnidaria Worms Mollusks
Echinoderms
Arthropods

5. Porifera porous body filter feeders live permanently attached
Invertebrates
porous body
filter feeders
live permanently attached
asymmetry

6. Cnidarians hollow body mouth is the only body opening
Invertebrates
hollow body
mouth is the only body opening
has tentacles to trap prey
uses stinging cells to kill prey

7. Worms 3 types: flat, round, segmented many are parasites
Invertebrates
3 types: flat, round, segmented
many are parasites
most make both sperm and egg
some have one body opening
some have two body openings

8. Mollusks soft body most have shells some filter feed
Invertebrates
soft body
most have shells
some filter feed
some are predators

9. Echinoderms spiny skin two body openings often radial symmetry in 5’s
Invertebrates
spiny skin
two body openings
often radial symmetry in 5’s

10. Centipedes & Millipedes
Arthropods
Invertebrates
jointed appendages
segmented bodies
exoskeleton
Centipedes & Millipedes
Crustaceans
Arachnids
Insects