May 5, 2020 at 2:35 pm
Flying Through 500 Million Butterflies with a Tiny Hummingbird Drone
In the mountains of Mexico, a spy hummingbird ventures into the heart of a breathtaking monarch butterfly swarm. Check out this incredible clip from “Spy in the Wild 2 – Episode Two: The North” which premieres on Wednesday May 6, at 8|7c on PBS.