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
The Lizard Culdrose is a major contributor to the economy of The Lizard area. The Lizard peninsula is in the St Ives parliamentary constituency (which comprises the whole of the former district of Penwith and the southern part of the former district of Kerrier). However, the parishes northeast of the Helford River are in Camborne and Redruth parliamentary constituency To the north, The Lizard peninsula is bordered by the civil parishes of Breage, Porthleven, Sithney, Helston, Wendron, Gweek and — across the Helford River — by Constantine, Kerrier and Mawnan. The parishes on the peninsula proper are (west to east): The Lizard's