Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
A cauliflower that weighs almost 72.5kg has broken the world record by almost 3kg.
5
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
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Adam Rainer is the only person in recorded history ever to have been both a dwarf and a giant. At age 18 he measured 4 feet 8.3 inches. When he died at age 50 he measured 7 feet 8 inches.
9
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8