In order to enhance the taste, Japanese macaque wash their food in salt water before they eat. They also make snowballs for fun!
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A scorpion can hold its breath for up to 6 days.
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There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
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Dolphins have names for one another.
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It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
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Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
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