Did you know that some of our visiting summer birds engage in a form of cruise control and sleep while flying? Just one of the nuggets of information from readers following our piece last week on swallows, swifts and martins.

There are five species of tern here, while Rockabill Island represent 80% of the roseate tern’s European numbers. It’s a conservation success story, says Dan MacCarthy

You could call them real-life Rockabillies. Two people are set to bag dream summer jobs monitoring seabirds on a remote rocky outcrop off the Irish coast.