Animal Types and Characteristics
Mammals
- body covered by hair or fur
- warm-blooded
- have a backbone
- produce milk
Reptiles
- body covered by scales
- cold-blooded
- have a backbone
- most lay hard shelled eggs on land
Birds
- body covered by feathers
- warm-blooded
- have a backbone
- lay eggs
Insects
- most are small air-breathing animals
- 6 legs
- 2 antennae
- 3 body sections (head, thorax, abdomen)
- also termed arachnids
- 8 legs
- 8 eyes
- they spin webs
Aquatic Animals
- most have gills
- found in lakes, rivers, and oceans