An Ethiopian mountain viper (Bitis parviocula) at Zoo Atlanta.
A Sinai desert cobra (Walterinnesia aegyptia) at the Louisville Zoo.
A Mexican pygmy rattlesnake (Crotalus ravus) at the Houston Zoo.
A St. Helena Mountain kingsnake (Lampropeltis zonata zonata) at the Phoenix Zoo.
An Armstrong’s Dusky Rattlesnake (Crotalus armstrongi) at the Houston Zoo.
A yellow-tailed cribo (Drymarchon corais corais) at the Cincinnati Zoo.
Mangrove snake (Boiga dendrophila latifasciata) at Davao Crocodile Park.
South temple pit viper (Tropidolaemus philippensis) at Davao Crocodile Park.
Sri Lankan pit viper, Trimeresurus trigonocephalus, at the Oklahoma City Zoo.
Hagen’s pit viper (Trimeresurus hageni) from the private collection in San Antonio.
Kham Plateau pitviper (Protobothrops xiangchengensis) from the private collection in San Antonio.
Colombian lancehead (Bothrops colombiensis) at the Albuquerque BioPark Aquarium.
Banded water cobra (Naja annulata annulata) at the Albuquerque BioPark Aquarium.
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