Western Diamond-backed Rattlesnake(VENOMOUS)
Arizona’s largest rattlesnake (up to 1,676mm or 66") Gray with tan “salt and pepper” flecking throughout with brown diamond-shaped blotches on the back. Black and white bands on the tail are usually spaced equally in width. Posterior light eye stripe crosses the lip forward of the corner of the mouth. Sometimes three, usually four or more scales separate the eyelid from the top view.
Most abundant in Az upland desert-scrub, they are can also be found places from Lower Colorado River desert-scrub, Great basin Conifer woodland and Madrean Evergreen as well as Chihuahuan Desert-scrub.
Pack rat nest are a favorite refuge during the day. hibernates alone or in groups in rock outcrops, crevices or Wood Rat nest. Mates in Spring and again during the monsoon. Gives birth to 2-13 just before the monsoon.
Mostly an ambush predator, it lies in wait for small mammal including rabbits, birds and lizards.