Small individual with a green tail on a cobblestone patio on a warm night, about 10 yards from a river and not immediately nearby any foliage any
Adult Trans-Pecos Copperhead found out actively moving across road after dark, ~2300 hrs, mesquite-juniper arroyo on toeslope of mesas and close to Plateau liveoak riparian woodlands. Found with Gerry Salmon.
Agkistrodon contortrix is a species of venomous snake endemic to North America, a member of the Crotalinae (pit viper) subfamily. The common name for the species is the copperhead. The behavior of Agkistrodon contortrix may lead to accidental encounters with humans. Five subspecies are currently recognized, including the nominate subspecies described here.