There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
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Whales and dolphins can't taste anything other than salt.
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Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
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There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
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Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
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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.
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Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
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The reindeer is the only mammal that can see UV light.
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