1. Animal Kingdom

2. Two Types of Animals
Animals
Vertebrates
Invertebrates

3. Vertebrates

4. Two Types of Vertebrates
Ectothermic
(cold-blooded)
Endothermic
(warm-blooded)
body temp. changes with environment
body temp. remains constant
1) fish
2) amphibians
3) reptiles
4) birds
5) mammals

5. Cold-Blooded Vertebrates
Fish
Cold-Blooded Vertebrates
scales for protection
gills for breathing
fins for steering
swim bladder for floating
streamlined bodies
most lay shell-less eggs

6. Cold-Blooded Vertebrates
Amphibians
Cold-Blooded Vertebrates
live in water when young and on land as adults
smooth, moist skin
webbed, clawless feet
breath with gills, lungs, and skin
lay shell-less eggs

7. Reptiles dry, scaly skin clawed feet lay leathery shelled eggs
breathe with lungs

8. Birds feathered wings clawed feet breathe with lungs
Warm-Blooded
Vertebrates
feathered wings
clawed feet
breathe with lungs
lay hard-shelled eggs
hollow bones

9. Mammals feed young w/ mammary glands hair or fur clawed feet
breathe with lungs
give live birth (most)
complex brains

10. Animals Invertebrates Vertebrates Porifera Fish Cnidaria Amphibians
Worms
Reptiles
Mollusks
Birds
Echinoderms
Mammals
Arthropods