MEGA - White-throated Needletail earlier this pm at Tophill Low, E.Yorks First mainland record since 1991 😲 No sign at the moment but make sure you have the BirdAlertPRO app if its re-found. Get a 30-day free trial here rarebirdalert.co.uk/realdata/bir... 📷 via tophilllow.blogspot.com