Extremes

  1  Montpellier snake Maximum length: 216.2cm. The Montpellier snake lives in Spain, Portugal and North Africa, reaches 2 metres,

  1  The most advanced sea snake The true sea snakes reside exclusively in the Pacific and Indian oceans, and

  1  Common garter snake Maximum length: 137.2cm. Snakes are generally solitary creatures, from the carpet pythons of suburban Sydney,

  1  Central American eyelash viper Maximum length: 91.6cm. Out of all venomous snakes in the Americas, the eyelash viper

  1  Amazon tree boa Maximum length: 188cm. If there are genes specifically responsible for snake aggression, then the Amazon

  1  Elephant trunk snake Maximum length: 2.9 metres. A strong candidate for the weirdest-looking snake on Earth. Elephant trunk

  1  Emerald tree boa Maximum length: 210.8cm. The emerald tree boa is renowned for having one of the slowest

  1  Aruba rattlesnake The world’s most endangered rattlesnake, and one of just 3 snake species native to Aruba. This

  1  Virginia opossum The main opossum in the USA, inhabiting all 48 lower states, as well as southern Ontario