1 More Than An EyeWitness Evidence for Evolution.
What are birds ? Birds(class Aves) are feathered, winged, bipedal, endothermic (warm- blooded), egg-laying, vertebrate animals. With around 10,000 living.
Activities
BAV Six Step Process
Ornithology: Introduction A little over 9,700 bird species live in the world today.
Classification of vertebrates
Class aves
