The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
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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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15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
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Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
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An average cat has 1-8 kittens per litter and can have 2-3 litters per year. During her productive life, one female cat could have more than 100 kittens. A single pair of cats and their kittens can produce as many as 420,000 kittens in just 7 years.
10
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16