Venom production among lizards was long thought to be unique to this genus, but has now been shown to be present in all members of the clade Toxicofera, which includes all snakes and 13 other families of lizards.
Venom production among lizards was long thought to be unique to this genus. Venom production among lizards has now been shown to be present in all members of the clade Toxicofera. The clade Toxicofera includes all snakes. The clade Toxicofera includes 13 other families of lizards.