sentences:  It is home to tens of thousands of seabirds, including common guillemots, kittiwakes, puffins and razorbills – about thirty bird families in total.It is visited by birdwatchers, with a Royal Society for the Protection of Birds nature reserve that has views of Rathlin's bird colony.The RSPB has also successfully managed natural habitat to facilitate the return of the red-billed chough.