Extremes

  1  Thornscrub vine snake Maximum length: 152cm. A mostly harmless tree-climbing species. Thornscrub vine snakes belong to the Oxybelis

  1  Long-nosed worm snake Maximum length: 31cm. A harmless underground species of the Middle East and North Africa. The

  1  African bush viper Maximum length: 73.5cm. The hairy bush viper (Atheris hispida) is one of the most popular

  1  Atractus (ground snakes) Members: 146. There are over 4000 snake species as of 2026, divided into 420 groups,

  1  Grass snake Maximum length: 205cm (usually 1 metre). Snakes first appeared over 100 million years ago, and over

  1  Caring rattlesnakes In terms of pure appearance, the rattlesnakes are one of the most terrifying snake families. Their

  1  Western hognose snake Maximum length: 100.6cm. The western hognose snake is a species of the US Midwest, ranging

  1  Sumatran short-tailed python Maximum length: 200cm. A species of western Sumatra (Indonesia), which averages at 1.5 metres and

  1  Checkered keelback Maximum length: at least 140cm. One of the top egg layers in the Indian subcontinent, alongside

  1  Ontogenetic colour changes Some snakes, like the timber rattlesnake, stay the same colour throughout their lives. They pop