Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
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There are approximately three chickens for every human on Earth.
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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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A lion in the wild usually makes no more than twenty kills a year.
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A scorpion can hold its breath for up to 6 days.
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The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
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Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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