Hummingbirds show up when tropical trees fall down

[ScienceDaily]

When the tree fell that October in 2015, the tropical giant didn't go down alone. Hundreds of neighboring trees went with it, opening a massive 2.5-acre gap in the Panamanian rainforest. Treefalls happen all the time, but this one just happened to occur in the exact spot where a decades-long ecological study was in progress, giving researchers a rare look into tropical forest dynamics.

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