Which snakes are included in the Cortalinae group?

The Cortalinae group, commonly referred to as coral snakes, is specifically characterized by its members being venomous snakes with distinct color patterns. These snakes primarily belong to the family Elapidae, and the genus includes species known for their bright coloration and potent neurotoxic venom.

Rattlesnakes and copperheads are part of the family Viperidae, specifically within the subfamily Crotalinae, which is known for pit vipers. This distinction is important, as the Cortalinae specifically pertains to coral snakes and not pit vipers. Rattlesnakes have a rattling tail segment as a warning signal, while copperheads are recognized for their distinct coloration and habitat preferences, showing that while they might share a common habitat with some Cortalinae, they do not belong to the same group.

Thus, the correct grouping of Cortalinae applies specifically to the coral snakes rather than the species mentioned in the option provided. Understanding these distinctions is essential for anyone studying herpetology or working in clinical settings involving snake bites, as the types of venom and their effects on humans differ significantly across these groups.