Gila monster Gila monster The Gila monster ("Heloderma suspectum", ) is a species of venomous lizard native to the southwestern United States and northwestern Mexican state of Sonora. A heavy, typically slow-moving lizard, up to long, the Gila monster is the only venomous lizard native to the United States and one of only two known species of venomous lizards in North America, the other being its close relative, the Mexican beaded lizard ("H. horridum"). Although the Gila monster is venomous, its sluggish nature means it represents little threat to humans. However, it has acquired a fearsome reputation, and is sometimes killed despite
Mosor rock lizard Mosor rock lizard The Mosor rock lizard ("Dinarolacerta mosorensis") is a species of lizard in the Lacertidae family. It is found in Bosnia and Herzegovina, Croatia, Serbia, and Montenegro. Its natural habitats are boreal forests, temperate forests, temperate shrubland, and rocky areas. It is threatened by habitat loss. The Mosor rock lizard is a flattened lizard with a long head and slender tail. It grows to a snout-to-vent length of about with a tail approximately twice as long. The dorsal surface is somewhat glossy and is brown, greyish-brown or olive-brown with darker mottling and speckling. The flanks are usually darker