![Photo of Aruba Island Rattlesnake](https://imgix.smartparks.co/uploads/places/626_efc4c1e6_d782_4209_ad48_30ccc48b9c49_aruba_island_rattlesnake_jpg_original.jpg?auto=format&w=750&v=63802402272)
Heat-sensing pits on the side of its face help the rattlesnake locate prey by body heat.
Latin name: Crotalus unicolor Length: Up to 3 ft Habitat: Dry regions, rocky hillsides and desert Diet: Small mammals, birds and lizards Risk Status: Species at Risk (IUCN—Critically Endangered) Range: Aruba Island