Meet the Golden Lion Tamarins of the National Zoo!

When the weather warms up these Brazilian natives take to the treetops. Fitted with radio collars and tracked by volunteers, this family of golden lion tamarins roams free on the grounds of the National Zoo. (2:04)

Latest Videos

Preview thumbnail for video'Warning: Here's a King Cobra Swallowing Another Snake Whole
Warning: Here's a King Cobra Swallowing Another Snake Whole (1:22)
Preview thumbnail for video'Watch Two King Cobras Romance Each Other
Watch Two King Cobras Romance Each Other (2:17)
Preview thumbnail for video'Is This Where Humanity Decided to Settle Down?
Is This Where Humanity Decided to Settle Down? (3:26)
Preview thumbnail for video'As the American Buffalo Declined, Its Symbolism Rose
As the American Buffalo Declined, Its Symbolism Rose (1:17)
Preview thumbnail for video'Like Humans, Chimps Learn Behavior From One Another
Like Humans, Chimps Learn Behavior From One Another (3:27)
Preview thumbnail for video'Ask Smithsonian: How Long Can a Person Hold Their Breath?
Ask Smithsonian: How Long Can a Person Hold Their Breath? (1:32)
Preview thumbnail for video'Ask Smithsonian: Can Animals Predict Earthquakes and Other Natural Disasters?
Ask Smithsonian: Can Animals Predict Earthquakes and Other Natural Disasters? (1:27)
Preview thumbnail for video'The Past, Present and Future of Agriculture
The Past, Present and Future of Agriculture (3:22)
Preview thumbnail for video'What Is the Anthropocene?
What Is the Anthropocene? (3:14)