copperhead is a poisonous (venomous) pit viper found
in central and eastern North America. Copperheads may leave distinctive double
marks on the skin. They leave one, two, or three puncture marks on the skin,
but you won't always see any marks.
A copperhead has:
Hourglass-shaped markings down the
Pitlike depressions behind the nostril.
triangular head with slit-shaped pupils and fangs.
A single row of
plates or scales on the undersurface of the snake, including the tail.
A copperhead does not have rattles but may shake its tail in
warning. The snakes can be as long as
4 ft (1.2 m).
Symptoms of a bite from a copperhead usually appear from minutes to hours
after the bite and include:
If you think you have been bitten by a copperhead,
call911or other emergency services immediately.
In this article
This information is produced and provided by the National
Institute (NCI). The information in this topic may have changed since it was written. For the most current information, contact the National
Institute via the Internet web site at http://
.gov or call 1-800-4-CANCER.
WebMD Medical Reference from Healthwise
June 06, 2012
This information is not intended to replace the advice of a doctor.
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