Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
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Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
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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
Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8