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Hairs help gecko defy gravity, researchers say

Posted: August 17, 2014 at 3:31 a.m.

The sole of a gecko foot is covered in tiny folds of skin that are covered in branching tiny hairs called seta that allow it to stick, then unstick from a surface quickly and efficiently.

The sole of a gecko foot is covered in tiny folds of skin that are covered in branching tiny hairs called seta that allow it to stick, then unstick from a surface quickly and efficiently.

What gives geckos the remarkable ability to run upside down across ceilings and stop short on smooth vertical surfaces? Call it "the hierarchy of hairs."

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