1. Humanity slaughtered at least 2.8 million whales in the 20th century.
2. The age of whales can be learned by counting the rings on a 25 cm earwax plug.
3. The natural predator of the elk is the killer whale. They are known to hunt deer swimming off the northwest coast of America.
4. The water in the mouth of the blue whale is almost the weight of its entire body.
5. Most expensive perfumes contain whale excrement.
6. Whales can also suffer from sunburns.
7. A blue whale is bigger than a basketball court.
8. There is only one fully white humpback whale known in the world.
9. Whales will drown if they stay underwater for more than 30 minutes.
Compared to fish and other aquatic creatures, whales have lungs instead of gills, so they have to dive in to get air from time to time like we do.
10. Despite their enormous size, blue whales feed almost exclusively on krill.
These are creatures that resemble shrimp, the size of a bean. How ironic isn't it?
11. A blue whale's heart can be the size of a car.
12. The tongue of blue whales can weigh the weight of an elephant.
13. Whale sharks can live up to 100 years.
14. Gray whales always mate in threes: two males and one female.
15. Blue whales can sunbathe.
16. In their first year of life, baby blue whales gain 91 pounds each day.
17. Killer Whales are actually dolphins, not whales.
18. Dolphins and whales give birth from the tail first instead of the head.
19. The heads of most sperm whales are filled with an oily yellow tissue called "scrap."
20. Female killer whales, short-finned pilot whales, and humans are the only species that can survive postmenopause.
21. Humans have been hunting whales since the Stone Age. Ancient whalers used harpoons to hunt them while they were in the boat.
22. According to a 2008 study, sperm whales generally sleep during the day in a vertical position under the surface of a shallow 'stream dive'.
23. Hunters of the 18th and 19th centuries hunted whales to use their oil to make lamp fuel and oil.
24. Whale milk has the density of toothpaste.
25. Sperm whales are the loudest animals on Earth. Their sound can reach up to 230 decibels.
Yeah it is very interesting, This is the largest first mammal live in the aquatic life. Beautiful animal created by nature, You also write good about whale.