Rediscovering the Age of Dinosaurs Season 1 Episode 11 Dinosaurs in Your Backyard

Trace the evolutionary path of birds within the Age of Dinosaurs. Take stock of the amazing diversity of ancient birds and bird types in the Jurassic and Cretaceous periods. Then, look into the key physiological components in the evolution of powered flight, from smaller and lighter body types to forebrain expansion and musculature, and examine the question of how flight began.