Scientific name: Arvicola amphibius
The water vole is under serious threat from habitat loss and predation by the non-native American mink. Found along our waterways, it is similar-looking to the brown rat, but with a blunt nose, small ears and furry tail.
Average lifespan: 0.5-1.5 years
Protected in the UK under the Wildlife and Countryside Act, 1981. Priority Species under the UK Post-2010 Biodiversity Framework.