Life in the Air Clips

1. Angry birds—Crowded Skies

   Duration: 02:09

2. The fastest courtship display on Earth—Crowded Skies

   Duration: 02:54

3. The secrets of flocking starlings revealed—Crowded Skies

   Duration: 01:57

4. Web exclusive: How computer graphics reveal invisible forces—Masters of the Sky

   Duration: 02:09

5. How Japanese rhinoceros beetles stay in the air—Masters of the Sky

   Duration: 01:40

6. How swans take-off—Masters of the Sky

   Duration: 02:43

7. An aerial assassin at work—Masters of the Sky

   Duration: 02:49

8. How cats always land on their feet—Defying Gravity

   Duration: 01:33

9. How kangaroos move so fast and for so long—Defying Gravity

   Duration: 02:03

10. How a flying squirrel takes to the air—Defying Gravity

    Duration: 00:01

11. Web exclusive: How the music for the series was made—Defying Gravity

    Duration: 02:00

12. Web exclusive: Spider moth discovery—Crowded Skies

    Duration: 02:10