6 Characteristics of Birds Endothermic (warm blooded) Vertebrates (Hollow Bones!) 4 Chamber Heart All Have Feathers All Lay Eggs Have Scales on Feet and Legs
How do birds fly? The top has less “air pressure” and this produces an UPWARD force (This is called lift!)
Birds who do NOT fly! Penguins Ostriches Emus
Smallest / Largest Hummingbird Ostrich
Migration: Regular periodic journey from one place to another for food, reproduction or warmth
Compare BIRDS and REPTILES Birds Reptiles
Types of Feathers Contour: A large feather/gives shape to birds body Down: Short fluffy/traps heat keeps the bird warm