Flapping Their Wings

As chicks mature, they strengthen their breast muscles by flapping their wings vigorously (0:31)

Latest Videos

Preview thumbnail for video'The Lost Map of the Hindenburg
The Lost Map of the Hindenburg (2:57)
Preview thumbnail for video'How Many Beads Can You Glue to the Outside of a VW Beetle?
How Many Beads Can You Glue to the Outside of a VW Beetle? (2:16)
Preview thumbnail for video'To the Moon and Back: Apollo 11 Celebrates its 40th Anniversary
To the Moon and Back: Apollo 11 Celebrates its 40th Anniversary (4:35)
Preview thumbnail for video'Ask Smithsonian: What Are the Weirdest Things Pregnant Women Crave?
Ask Smithsonian: What Are the Weirdest Things Pregnant Women Crave? (1:18)
Preview thumbnail for video'Remembering the Horrors of Auschwitz
Remembering the Horrors of Auschwitz (5:47)
Preview thumbnail for video'Reporting from the Serengeti
Reporting from the Serengeti (4:17)
Preview thumbnail for video'The Art of Sausage Making
The Art of Sausage Making (3:40)
Preview thumbnail for video'The Many Faces of Sherlock Holmes
The Many Faces of Sherlock Holmes (4:50)
Preview thumbnail for video'Writing Letters to Everyone in the World
Writing Letters to Everyone in the World (3:41)