When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25
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
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Only 3% of bird species have penises.
0
Alligators can live up to 100 years.
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