https://app.bto.org/ring/countyrec/results2014/longevity.htm#9920
I abstracted these selected records of the age of birds from a more extensive list. Some surprising ages revealed!
| The records listed below are for longevity records reported as BTO ring recoveries up to the end of 2014. The elapsed time in years, represents a minimum age, especially for birds ringed as adults. |
Mute Swan 29, Mallard 20, Heron 23, Kestrel 15, Herring Gull 32 (oh dear!), Wood Pidgeon 17, Blue Tit 10, Chiffchaff 7, Wren 7, Starling 17, Blackbird 14, House Sparrow 12.