Scientific name: Cygnus columbianus
A winter visitor, the well-travelled Bewick's swan is the smallest of our swans. It has more black on its yellow-and-black bill than the whooper Swan. Look out for it around Eastern England and the Severn Estuary.
Average lifespan: 9 years
Classified in the UK as Amber under the Birds of Conservation Concern 4: the Red List for Birds (2015). Protected in the UK under the Wildlife and Countryside Act, 1981.