Cyclone of sheep surrounds car

A video of a farmer's car becoming surrounded by a 'cyclone of sheep' has become the latest viral sensation.

The 30-second clip, filmed on a camera phone in the Caucausus region of southern Russia, has notched up 650,000 hits on YouTube.

It shows a flock of sheep running frantically round and round the car as it tries to edge its way along a country lane.