The Pisonia tree has super-sticky fruit that is super-delicious to many seabirds in the Pacific and Indian oceans. The tree also has super-sticky branches, so sticky that it can trap and kill birds who come for the seeds. Why does this happen? Scientists can't really say.
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What would happen to life on Earth if plants suddenly disappeared? Well, no one would ever have to eat Brussels sprouts again, that's for sure. But for the most part, the outlook for planet Earth in the absence of plant life is pretty terrible. Worse yet, Nature tells us we're already halfway there.
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From legendary sequoias to mysterious yews, let's take a journey around the world to find the oldest trees and learn how they've stuck around so long.
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