New Mexico records
Western Black-tailed Rattlesnake in New Mexico
VenomousCrotalus molossus
Yes. The Western Black-tailed Rattlesnake has been recorded in 15 New Mexico counties. It is venomous. Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.
If you are bitten
Rattlesnake bites are medically serious. Expect intense pain, rapid swelling, and bruising. Stay calm, keep the bitten limb still and roughly level with the heart, remove rings and tight clothing, and get to an emergency room immediately. Do NOT apply a tourniquet, cut the wound, apply ice, or try to suck out venom. Call Poison Control at 1-800-222-1222 or 911 in the US, or your local emergency number. (Source: CDC.)
New Mexico counties with Western Black-tailed Rattlesnake records
15 listedSee the full Western Black-tailed Rattlesnake profile or all snakes in New Mexico.