<Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (December 2015) (Learn how and when to remove this template message) </Td> </Tr> <P> A mezcal worm is an insect larva found in some types of mezcal produced in Oaxaca, Mexico . The larva is usually either a gusano rojo ("red worm") or a chinicuil ("maguey worm"), the caterpillar of the Hypopta agavis moth . The red worm is typically considered tastier . </P> <P> Contrary to the popular belief of many, a true Tequila does not contain a worm . It is only in Tequila's brother Mezcal . </P> <P> Although the custom is relatively recent, larvae are used frequently by several brands of mezcal to give flavor to the drink . A whole larva is deposited in the bottle, normally after having previously been cured in pure alcohol . Nacional Vinicola (NAVISA) was the first company to add a worm to its Gusano Rojo mezcal . Andres Paniagua and Jacobo Lozano, creators of Gusano Rojo and Dos Gusanos, first introduced the practice of adding larva to mezcal . Today, several brands are doing this . </P>

Do they still put the worm in tequila