Rattlesnake

The Rattlesnake (Crotalus atrox) is a carnivore species found in North American deserts and grasslands. It typically lives 10-25 years, weighing around 4-7 kg, and is currently classified as Least Concern on conservation status lists.

One fact worth knowing about the rattlesnake: Rattlesnakes add a new rattle segment each time they shed.

Reptiles are cold-blooded vertebrates covered in scales, ranging from tiny geckos to massive crocodiles. Most reptiles lay eggs and rely on their environment to regulate body temperature.