A male Adder, Britain's only venomous snake, with eyes that have 'clouded' and lost their distinctive red colour. The 'cloudy eye' is in indication that the snake is about to shed its skin.

Royalty-free stock photo ID: 102298555

A male Adder, Britain's only venomous snake, with eyes that have 'clouded' and lost their distinctive red colour. The 'cloudy eye' is in indication that the snake is about to shed its skin.