Keep out no one is allowed to row in the Grand Union Canal in Bugbrooke, United Kingdom, until its guarded by a swan nicknamed Tyson.
The bird with the wingspan of 2.5 m (8 ft.) attacks everyone who dares to approach the stretch of the canal around its nest. At least three boaters have been battered already by this bully in feathers, which considers a 3 km (2 mi.) long part of the waterway its private property.
