translation.en: The smallest branch of the hairs looks like spatulae, and an animal like that has one billion of these nano-size split ends, to get very close to the surface. In fact, there's the diameter of your hair -- a gecko has two million of these, and each hair has 100 to 1,000 split ends.
translation.zh: 毛最小的分枝看起来像小铲 这样一个小动物能用10亿根纳米级的分叉毛 贴近物体的表面。这是你头发的直径 一只壁虎有200万个这样的，每根毛有100到1000个分叉