The arrival of sand martins marks the start of the summer.
These feathered visitors from Africa burrow holes in the dunes to nest from May to June

We’d love to see your photos of sand martins at Lunan Bay Read more about sandmartins here: https://www.rspb.org.uk/…/wildlif…/bird-a-z/sand-martin/#speciesofthemonth#sandmartin#lunanbay