Gecko: Learn about geckos

Learn about geckos, small to medium-sized lizards with unique features such as vocalizations, transparent eyelids, and toe pads. Find out how geckos climb walls, change color, and reproduce, and see some common examples of gecko species. Enter the colorful world of geckos. From their specialized toe pads enabling them to defy gravity and scamper up vertical surfaces, to their wide-fringed eyes that offer excellent nocturnal vision, geckos are a riveting study in adaptation. With over 1500 species we cover a selection of their diversity in this article. Gecko toes seem to be double-jointed, but this is a misnomer, and is properly called digital hyperextension. [31] Gecko toes can hyperextend in the opposite direction from human fingers and toes. This allows them to overcome the van der Waals force by peeling their toes off surfaces from the tips inward.