Compiled by Jennifer Graham
Number of times per second a rattlesnake can move its rattle back and forth.
Approximate number of Arizona residents bitten by rattlesnakes each year.
Number of different types of snakes in Arizona.
Total length, in feet, of a Gila monster.
Maximum weight, in pounds, of a Gila monster.
Number of eyes a scorpion may have.
Age, in millions, of oldest scorpion artifacts.
Average life span, in years, of a scorpion in the wild.
Number of different scorpion species.