On the page where I found the video ( BuzzFeed ) do not indicate which tree is, but I'd say this is a yew, a gymnosperm Taxus gender. is typical of wind-pollinated gymnosperms present pollination, which means that its pollen (pictured, pollen Yew) tries to find the female receptacle traveling air. This is much more hazardous than when animals (insects, in general, but also birds and even small mammals) pollinators. So wind-pollinated pollinated plants have no choice but to make huge amounts of pollen to ensure that some of these tiny packets of male gametes to reach their target. Video
The tree was recorded after several days of intense pollen production have coincided with a time nothing windy. A good jolt was enough to release:
(Image via )
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