English: Close-up of the underside of a gecko's foot as it walks on a glass wall. Van der Waals force interactions between the finely divided setae (hairs on the toes) and the glass enables the gecko to stay in place and walk on the seemingly smooth glass.
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Primeiro plano da parte inferior do pé dun gecko camiñando por un vidro. A interacción de Van der Walls entre as setas (pelos das dedas) e o vidro é o que lle permite camiñar sobre esta superficie.
{{Information |Description={{en|1=Close-up of the underside of a gecko's foot as it walks on a glass wall. Van der Waals force interactions between the finely divided setae (hairs on the toes) and the glass enables the gecko to stay in place and walk on t