Mexican beaded lizard beaded lizard under the Convention on International Trade in Endangered Species as an Appendix I animal, making it illegal to export the species. 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
Transvaal grass lizard on slopes and ridges. This lizard is ovoviviparous, meaning mothers carry eggs inside their bodies until they are ready to hatch. Neither the Southern African Red Data nor the International Red Data list the Transvaal grass lizard. However, the Swaziland Red Data puts the lizard at Near Threatened levels. The scientific name of this lizard, Chamaesaura aenea, is due to the lizard's copper color. Aenea is a Latin word meaning "bronze" or "copper." Transvaal grass lizard The Transvaal grass lizard, also known as the Coppery grass lizard and Transvaal snake lizard, is a species of lizard in the genus Chamaesaura.