In the mountains of Mexico, a spy hummingbird ventures into the heart of a breathtaking monarch butterfly swarm.
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Nature is a production of THIRTEEN for PBS. Throughout its history, Nature has brought the natural world to millions of viewers. The PBS series has been consistently among the most-watched primetime series on public television.
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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.
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