A study of Gila monster venom helped start the revolution in weight-loss drugs. But scientists think that’s just the ...

Two critically endangered Guatemalan beaded lizards were born at the Oklahoma City Zoo. This is the second clutch of births for the lizards since they arrived at the zoo in 2020. “Guatemalan ...

Gila monsters are one of the two venomous lizards native to North America, with the other being the Mexican beaded lizard. Its venom is made by a row of glands in the lizard’s lower jaw.

The largest zoo in Georgia is working hard to help conserve one of the world's rarest lizard species. Zoo Atlanta sent 11 endangered Guatemalan beaded lizards (Heloderma charlesbogerti ...

which are similar to the venom-conducting grooves of modern venomous beaded lizards and rear fanged snakes. These grooves likely facilitated venom delivery, indicating that the species relied on ...