a stunning rook (corvus frugilegus) perched on the grass. it is collecting food to store for the winter. - rook stock pictures, royalty-free photos & images
rooks (corvus frugilegus) circling over britain's largest rookery, norfolk, uk - rook stock pictures, royalty-free photos & images
black crow (corvus frugilegus) standing in dry leaves - rook stock pictures, royalty-free photos & images
rooks (corvus frugilegus) circling over britain's largest rookery, norfolk, uk - rook stock pictures, royalty-free photos & images
two rook, corvus frugilegus, feeding in a farmers field where cows have been grazing. - rook stock pictures, royalty-free photos & images
rook -corvus frugilegus-, standing on a sandy mount, calling, baltic island of fehmarn, east holstein, schleswig-holstein, germany, europe - rook stock pictures, royalty-free photos & images
people gather to watch two adults play chess in the old town of salzburg - rook stock pictures, royalty-free photos & images