[a collared dove hitching a ride on the ferry all the way from Civitavecchia to Barcelona]
Place: Civitavecchia to Barcelona ferry
Dates: 16 June 2016.
[Streptopelia decaocto, Family Columbidae, Order Columbiformes, Wikipedia Entry: Eurasian collared dove]
The sound of the collared dove (borrowed from the Xeno-Canto website, recordist David Farrow)
Distribution of the collared dove across the British Isles (borrowed from the Bird Atlas Mapstore).