The spiked dog collar
The spiked dog collar was invented by the Ancient Greeks to protect their dogs from wolf attacks.
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He set up a national banking system while he was president. He also established the Department of Agriculture.
Mount Kilimanjaro is the largest mountain in Africa and stands tall at 19,340 feet.
50,000 cells in your body died and were replaced by new ones while you were reading this sentence.
Brazil is home to a wide range of creatures, including armadillo, tapirs, panthers and jaguars.
Some dinosaurs tails were over 45 feet long. Most dinosaurs had long tails that helped them to keep their balance when running.
Over 3,700 miles was the biggest ant-nest ever discovered! Was Found in Argentina in 2000, and had aprox. 33 ant populations, with millions of nests and billions of workers!
Bees have been found to be capable of recognizing and distinguishing between faces, both of humans and other bees.
There are 16,000 species. Most are solitary insects; only about 5 percent are social bees, the most common being the honeybee.
Athens is considered the cradle of Western civilisation, being the birthplace of democracy, Western philosophy and literature, the Olympic Games, political science, major mathematical principles and theatre.
A common urban legend is that a ducks quack does not echo. This has however, been proven to be false.