Assertion: feather's bird | /r/CapableOf | retreat to mountaintop
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text: So the bird then retreats to a mountaintop, where over a five-month period it sequentially knocks off its beak by banging it against a rock, plucks out its talons, and then plucks out its feathers, each stage producing a regrowth of the removed body parts that “renews” the eagle and allows it to live for another 30 to 40 years: