Life In The Air, Defying Gravity

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How do animals take to the air? Each has its own special techniques. But they must all overcome one of the planet's most powerful and universal forces-gravity
Feline Flight (5:10)
Gravity Propulsion (5:36)
Ultimate Launch Mechanism (5:09)
Duckling Dive (4:55)
Nocturnal Flyers (6:36)
Reptile Glider (6:04)
Powered Flight (6:01)
Aerodynamics (6:35)
Credits: Defying Gravity (0:26)

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