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
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