Dire wolves actually existed, living up to 10,000 years ago before going extinct.
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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.
40
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
A puppy is born blind, deaf, and toothless.
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Dogs sometimes fake being sick to get attention.
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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