Wonderful Records of Dogs, Man's Loyal Friend

The largest, heaviest, and longest dog in the world was Zorba. According to a record set in 1989, he was eight feet three inches long (from nose to tail) and weighed 343 pounds.

The tallest dog in the world, Shamgret Danza, was 42 inches tall and weighed 238 pounds. The smallest dog in the world, Yorkie from England, was 2.5 inches tall and 3.75 inches long at the age of two, weighing only four ounces.

The oldest dog in the world was an Australian Cattle Dog named Bluey. He lived for 29 years and five months. The Labrador named 'Snag' from the US Customs Department is famous for catching the most drugs in the world. He caught 118 drug shipments in one year, valued at $8.10 crore (81 million USD). Some dogs have a sense of smell millions of times stronger than humans.