Nightsnake (Hypsiglena torquata)

Sonoran Nightsnake Hypsiglena torquata chlorophaea photo by Erik F. Enderson

Desert Nightsnake Hypsiglena torquata deserticola (Eating Bufo cognatus) photo by Erik F. Enderson

Desert Nightsnake Hypsiglena torquata deserticola (Defensive posture) photo by Erik F. Enderson

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© 1996-2003 Tucson Herpetological Society
Revised: 5 October 2003