Mexican beaded lizard debate among scientists. However, this venom has been found to contain several enzymes useful for manufacturing drugs in the treatment of diabetes, and research on the pharmacological use of its venom is ongoing. Threatened throughout its range by overcollection and habitat loss, it is a CITES protected species. The Guatemalan beaded lizard ("H. charlesbogerti" ) is one of the rarest lizards in the world, with a wild population of fewer than 200. The beaded lizards have one close living relative, the Gila monster ("H. suspectum"), as well as many extinct relatives in the Helodermatidae, whose genetic history may be traced
Italian wall lizard America have been documented from Topeka, Kansas, Long Island, New York and Greenwich, Connecticut. Italian wall lizard The Italian wall lizard, ruin lizard, or İstanbul lizard (Podarcis siculus from the Greek meaning 'agile' and 'feet') is a species of lizard in the family Lacertidae. "P. siculus" is native to Bosnia and Herzegovina, Croatia, France, Italy, Serbia and Montenegro, Slovenia and Switzerland, but has also been introduced to Spain, Turkey, and the United States. "P. siculus" is the most abundant lizard species in southern Italy. "P. siculus" gained attention in 2008 following the publication of a research study that detailed distinct