Season 1, Episode 3
Crowded Skies
Air Date: 2016-04-17
Overview: The world's most aggressive bird creates sound out of thin air with the world's fastest courtship display; in a South American jungle, bats and moths fight for the upper hand in one of the world's oldest arms races; and a giant flock of half a million birds avoids colliding in the same air space.
Runtime: 58 minutes
0.0 / 5
