1. Animal Kingdom Invertebrates Animals without backbones
The animal kingdom is divided into invertebrates and vertebrates.
Invertebrates
Define an invertebrate
Animals without backbones
Jellyfish and Sea Anemones
Annelids
Jelly like bodies Live in water
Segmented bodies
Animals with Shells
Animals with Spiny Bodies
Shell may be inside body

2. Body divide into segments 1 or 2 pairs of legs per segment
Insects
Spiders
Exoskeleton Body in 3 sections – head thorax & abdomen pairs of legs Legs (&wings) joined to thorax
Exoskeleton
Body in 2 sections
4 pairs of legs
Crabs and Lobsters
Millipedes and Centipedes
Exoskeleton
Body divide into segments
1 or 2 pairs of legs per segment
Exoskeleton
5 pairs of legs
Vertebrates
Define a vertebrate
Animals with backbones
The vertebrates are divided into five groups.
amphibians, fish, reptiles, birds, mammals
Beside each group on the next page list the characteristics associated with it.

3. Fish Birds Amphibians Reptiles Mammals Feathers Gills
Lay hard shelled eggs
Parental care
Gills
Fins
Scales
Amphibians
Reptiles
Scale-covered skin
Lay soft shelled eggs on land
Some parental care
Live on land and water Lay eggs in water Moist skin Adults have lungs
Mammals
Hair
Ear pinna
Parental care
Mammary glands