Mexican beaded lizard Mexican beaded lizard The Mexican beaded lizard ("Heloderma horridum") is a species of lizard in the family Helodermatidae, one of the two species of venomous beaded lizards found principally in Mexico and southern Guatemala. It and its congener (member of the same genus) the Gila monster ("Heloderma suspectum") are the only lizards known to have evolved an overt venom delivery system. The Mexican beaded lizard is larger than the Gila monster, with duller coloration, black with yellowish bands. As it is a specialized predator that feeds primarily upon eggs, the primary use of its venom is still a source of
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