Copperheads are one of three poisonous snakes -- including the massasauga rattlesnake and the timber rattlesnake -- found in Ohio, according to the Ohio Department of Natural Resources.
(Copperheads; are; one of three poisonous snakes -- including the massasauga rattlesnake and the timber rattlesnake)
Copperheads
are
one of three poisonous snakes -- including the massasauga rattlesnake and the timber rattlesnake