The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
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Bats sleep 18-20 hours per day.
5
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
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
Rattlesnake mating sessions have been known to last more than 22 hours.
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Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18