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Geckos are sticky to surface even when Dead

Scientists have studied a variety of features in geckos such as the adhesive toe pads on the underside of the feet with which geckos attach to surfaces with remarkable strength. Biologists have now conducted experiments in the lab on live and dead geckos that shows for the first time that dead geckos can adhere to surfaces with the same strength as living geckos. The research could have applications in the field of robotics. Geckos are found in places with warm climates, have fascinated people for hundreds of years. Researchers found that dead geckos maintain the ability to adhere with the same force as living animals, eliminating the idea that strong adhesion requires active control. Death affects neither the motion nor the posture of clinging gecko feet. They found no difference in the adhesive force or the motion of clinging digits between before and after death experiments. The results refute the notion that actions by a living gecko, such as muscle recruitment or neural activity, are required for gecko feet to generate forces.

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