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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Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
The reindeer is the only mammal that can see UV light.
17
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
Parrot parents "name" their children with a signature call.
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