"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).
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Tuesday, 13 January 2015
Siberian Chiffchaff, Ross castle
Siberian Chiffchaff, Ross castle 13th January 2015 (Davey Farrar).
