Green Snake Behavior and Temperament Green snakes are green because they are arboreal; they spend most of their time hanging and hunting in plants and trees. Green snakes tend to be timid, shy snakes.

Grass snakes are nonvenomous reptiles with distinctive markings. This common snake plays a crucial role in maintaining healthy ecosystems by controlling amphibian populations and other prey.

Find out more about the only snake species native to the UK that can swim underwater, including if it's dangerous, its bite and where it can be… ...

The Grass Snake is not only the longest in the UK, able to grow up to 150cm, ... Grass Snakes are recognisable by their "olive green" skin colour and "large eyes with round pupils".