1Pigs

It is physically impossible for pigs to look up into the sky.
2. A crocodile cannot stick its tongue out.
3. Yawns are contagious not only between humans but also between humans and dogs.
4. As far as we know, Mars is entirely inhabited by robots.
5. Bunnies can’t move their legs independently, which is why they can’t walk, only hop.
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6Zebras

Zebras are black with white stripes, not white with black stripes.
7. You can always see your own nose, but your brain learns to ignore it.
8. Parrotfish poop, on average, 700 pounds of sand per year.
9. Bananas are berries, but strawberries aren’t.
10. Fleas can jump around 130 times their own height. So if a flea were a person six feet high, it can jump 780 feet high just like that.
11Sir Nils Olav

Brigadier Sir Nils Olav is a king penguin. He is colonel-in-chief of the Norwegian King’s Guard, as well as the mascot. He currently lives in the Edinburgh Zoo in Scotland.
12. There are more trees on Earth than stars in the Galaxy.
13. Sea otters hold hands when they sleep.
14. Koalas sleep 22 hours a day.
15. If you keep a goldfish in a dark room it will turn white.
16Hummingbird

A hummingbird weighs less than a penny.
17. Flamingos turn pink from eating shrimp.
18. A day on Venus takes longer to complete than a year on Venus. It simply takes longer for Venus to do one complete rotation around its own axis, than it does for the planet to rotate around the sun.
19. There is the letter ‘D’ in Fridge but not in Refrigerator.
20. Violin bows are usually made from horsehair.
21Seahorses

Male seahorses carry the babies in their tummy instead of the mommy.
22. Humans are bioluminescent and glow in the dark, but the light is very weak and our eyes are even weaker to pick it up.
23. Kangaroos can’t walk backward.
24. The color red doesn’t make bulls angry. Bulls are colorblind.
25. The little jump guinea pigs do when they're happy is called popcorning.



