Scientific name: Branta bernicla
The brent goose flies to the UK for the milder winter. Two populations arrive: those with dark bellies can be found around Eastern England; while those with pale bellies can be found in the North East.
Average lifespan: 11 years
Classified in the UK as Amber under the Birds of Conservation Concern 4: the Red List for Birds (2015). Priority Species under the UK Post-2010 Biodiversity Framework.