Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
All pandas are ‘owned’ by China. They rent them out to zoos for $1mil/year each with minimum of 10 years.
16
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
The most expensive cow in the world was sold in 2009 for $1.2 million.
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By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
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