Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
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Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
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