Eastern Massasauga Rattlesnake, Eastern Massasauga Rattlesnakes, Massasauga Rattlesnake, Massasauga Rattlesnakes, Sistrurus c. catenatus, Viper, Vipers, Pit Viper, Pit Vipers, Rattlesnake, Rattlesnakes, Snake, Snakes, Reptile, Reptiles, Scale, Scales, Biting, Bites, Venom, Venomous, Poison, Poisonous, Lethal, Deadly, Dangerous, Danger, Harmful, carnivore, carnivorous, carnivores, Predator, Predators, Hunter, Hunters, fauna, North American wildlife, wildlife, North America, Horizontal, Kitchin, Hurst, Grassland, Grasslands, Forest, Forests, Woodland, Woodlands, Swamp, Swamps, Wetland, Wetlands, Marsh, Marshes, Bog, Bogs, Tongue, Tongues, Close-up, Close-ups, Close Up, Close Ups