Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Studies show that financially stable men prefer smaller breasts.
16
A cauliflower that weighs almost 72.5kg has broken the world record by almost 3kg.
5
Any domino can knock over another object up to 1.5x its size. The 32nd object would be big enough to knock over the Empire State Building.
18
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42