Pine Cone Bombs
Not sure how well you can see them, but these pine cones are at least 50-feet up.
They're surprisingly heavy and covered with sap. Each must weigh a pound or two.
The squirrels used them to bomb our new tent at the crack of dawn.
One tore a nice hole in it.

Sequoia National Forest, Southern Sierra Mountains
 Photo taken: 08August2004 with a Canon G2 digital camera
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