Viper – Wikipedia

Russell's viper - Wikipedia

File:Shore pit viper from Singapore.jpg - Wikipedia

African Bush Viper, Zoo Builder Wiki

Common Mock Viper, Zoopedia Wiki

Viper, Smalland: Survive the Wilds Wiki

Indian Tree Viper (Trimeresurus gramineus) - Wiki

Dodge Viper (SR II) - Wikipedia

Viper - Ben Tumbling Legendary Wiki by EnchongPobadora on DeviantArt

Vipera ammodytes - Wikipedia

Vipera ursinii - Wikipedia

Trimeresurus - Wikipedia

Dodge Viper - Wikipedia

Adder - Wikipedia

Dodge Viper - Wikipedia

read about the spiny bush viper, today, wikipedia left out the part about their dragon ancestry : r/STFUitsadragon