How do geckos defy gravity? – 埃莉諾·尼爾森
查看完整課程: http://ed.ted.com/lessons/how-do-geckos-defy-gravity-eleanor-nelsen
Geckos aren’t covered in adhesives or hooks or suction cups, and yet they can effortlessly scale vertical walls and hang from ceilings. What’s going on? Eleanor Nelsen explains how geckos’ phenomenal feet allow them to defy gravity.
埃莉諾·尼爾森的課程, animation by Marie-Louise Højer Jensen.