"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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Friday 18 January 2013
Siberian Chiffchaff
Siberian Chiffchaff, Ross castle, 17th January 2013 (Davey Farrar). Two birds are now present.
