Spiked and studded dog-collars derive from the days of the Ancient Greeks, who would give their sheep-dogs sharply spiked collars to protect their necks from wolves whilst they watched over a Sheppard's flock at night.

In the U.S., the milk production per dairy cow is approximately 12,000 pounds.

The flatulation from domesticated cows produce about 30% of the methane on this planet.

A M A Z I N G   F A C T S