Takydromus dorsalisTakydromus dorsalis, the Sakishima grass lizard, is a species of lizard in the family Lacertidae. It is endemic to the Yaeyama Islands in southern Japan.EtymologyThe name "Takydromus" means "fast-running", derived from greek. "Dorsalis" was inspired by its small, differently arranged dorsal scales that distinguish it from other species.ActivityIt is diurnal. The females lay clutches of one to two eggs.ThreatsThe IUCN lists the species as endangered. Threats consist of habitat degradation and invasive peacocks.