If birds were tourists in Britain, what kind would they be? 🧐   We know this is a conundrum that has plagued every corner of science, so worry no more - we’re here to answer this very, very important question…   P.S. Come back for part 2 to see where these travelling birds end up in Britain - and where you can see them 🧳   #birdsastourists #rspb #visitbritain