13 absurd facts that will unsettle you

The abbreviation "OK" is not an accidental expression and has its own amazing origin, and obviously, the place where the flamingos bend their legs is not actually the knee.

We're overwhelmed by our predictably unpredictable planet and can't wait to reveal some absurd facts that might shock you.

13 PHOTOS

1. Hummingbird eggs.

2. Flamingos bend their legs at the ankle, not at the knee.

3. Your toilet is 7 times cleaner than your phone.

4. Dolphins call each other by their first names.

5. Scientists are not entirely sure why we yawn, but it can help regulate our body temperature.

6. "OK" comes from the incorrect spelling of the phrase "everything is correct."

7. Ostrich eggs are the largest of all eggs. They are more than 20 times the weight of a hen's egg.

8. Lemon - 70% sugar, and strawberries - only 40% sugar.

9. Sea cucumbers defecate and breathe through the anus.

10. People could walk on water on the moon.

11. Stomach acid can dissolve metal.

12. Bumping your head against a wall burns 150 calories in one hour, and a hug burns 70 calories.

13. Snails have thousands of microscopic teeth.