Nature

Watch a Breathtaking Monarch Butterfly Swarm

Clip: Season 38 Episode 16 | 2m 52s Video has closed captioning.

In the mountains of Mexico, a spy hummingbird ventures into the heart of a breathtaking monarch butterfly swarm. Few filmmakers have been able to capture the spectacle this closely.

Aired: 05/06/20

Rating: NR

Problems Playing Video? | Closed Captioning

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