Daniel Heuclin / Mexican Moccasin / Cantil Snake (Agkistrodon bilineatus taylori) against white background. Endemic to Mexico.

LYNN M. STONE / Pink Lady's Slipper / Moccasin Flower/ Stemless Lady's-Slipper (Cypripedium acaule) growing in deciduous forest edge, Rhode island, USA

LYNN M. STONE / Pink Lady's Slipper / Moccasin Flower/ Stemless Lady's-Slipper (Cypripedium acaule) growing in deciduous forest edge, Rhode island, USA

Todd Pusser / Albino Eastern cottonmouth / Water moccasin snake {Thamnophis sauritus}, USA.

Yva Momatiuk & John Eastcott / Cottonmouth (Agkistrodon piscivorus) juvenile draped over tree branch, southern Louisiana

Norbert Wu / Cottonmouth (Agkistrodon piscivorus) venomous, Florida

LYNN M. STONE / Western cottonmouth / water moccasin snake {Agkistrodon piscivorus leucostoma} Texas, USA

Rod Williams / Young Cantil / Tropical moccasin snake using tail as lure or as warning {Agkistrodon bilineatus} occurrs Central America

Barry Mansell / Florida Cottonmouth (Agkistrodon piscivorus conanti) dark cheek stripes indicate this is a juvenile, North Florida, USA

Barry Mansell / Florida Cottonmouth (Agkistrodon piscivorus conanti) defensive strike shows dark cheek stripes indicating this is a juvenile, North Florida, USA

LYNN M. STONE / Water moccasin snake / Cottonmouth. USA {Agkristrodon piscivorus}