👉 Crotalus is a genus of large, armored reptiles in the family Crotalidae. The name "crotalus" comes from the Latin word "crota", meaning "sharp" or "scaly". These animals are known for their distinctive armor and ability to hide in tight spaces. Reptile enthusiasts often associate crotalus with their large, powerful jaws, which they use as a defense mechanism against predators. They can grow up to 15 feet long and