Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
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The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
Chunosuke Matsuyama, a Japanese Seaman, sent a message in a bottle in 1784 that his ship had wrecked. It washed up in 1935 in the village where he was born.
15
A fall of 30 feet can be survived by most cats.
10