Only 3% of bird species have penises.
0
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
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Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
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When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
A puppy is born blind, deaf, and toothless.
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A domestic cat can sprint at about 31 miles per hour.
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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