George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
The Basenji dog is the only dog that is not able to bark.
4
The most expensive cow in the world was sold in 2009 for $1.2 million.
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Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
In 1955, the citizens of São Paulo were so upset with their government that they elected a rhinoceros named Cacareco (meaning rubbish) to the city council in protest, with over 100,000 votes.
18