"In natural science the principles of truth ought to be confirmed by observations." (Linnaeus). "Though, preferably backed up by a series of high quality digital photos and video." (KerryBirding).
Click on any of the main images for a closer view
Tuesday, 9 July 2013
Mediterranean Gull & Ring-billed Gull
First summer Mediterranean Gull & Second summer Ring-billed Gull,Black Rock 9th July 2013 (David O'Connor).
