A whale is a type of fish that has many species such as killer whales, sperm whales, humpback whales, beluga whales and blue whales. But blue whale has special significance in all this because it is the largest creature in the world at present which is many times bigger than elephants. Here are interesting and informative facts related to this huge creature.
Facts about Blue Whale
1. A blue whale can be up to 30 meters long and weigh up to 180 tons. In this way, blue whale is the largest creature on the earth. It is found that it is larger than the biggest skeleton (27 m) of dinosaurs so far.
2. In the beginning of the twentieth century, blue whales were abundant in almost all the oceans of the earth but due to continuous hunting their population has reduced from just 5 to 12 thousand.
3. You will be surprised to know that all whales including blue whales cannot breathe in water. These have a hole on their head and when they dive out of the water, they breathe with the help of that hole.
4. Blue whale is a very ancient creature which is believed to have originated 50 million years ago.
5. The neck of the blue whale is very flexible which can rotate round while swimming. The two ends at the end of the whale’s tail help it to turn while swimming.
6. An average blue whale has a life span of 70 to 90 years.
7. Blue Whale can hold your breath for 35 minutes to 2 hours.
8. Whale makes a special sound to contact his other companions which is very melodious and can be heard for many miles.
9. The blue whale weighs up to 600 kg and beats only 9 times in a minute. Some whales are such, whose heart beats only twice in one minute.
10. Blue whale can remain asleep for 90 days. Half of his mind remains awake while sleeping, while half remains asleep.
11. Blue whales eats other small fish and can eat 4 tons to 6 tons of food in a day. She keeps most of the energy of food safe, due to which she can remain without eating for 200 days.
12. The length of the skull of Blue whale is measured up to 5.8 meters, yet their brain weighs only 7 kg.
13. Blue whale does not lay eggs like other fish, but it directly produces children. Blue whales can only produce one child at a time.
14. When the whale gives birth to a child, its length is up to 8 meters and weighs up to 4 tons (4000 kg). These children drink 200 to 300 liters of milk of their mother daily.
15. Blue whales can collect more than 5000 liters of air in their lungs at one time.
16. Blue Whale can swim at a speed of 46 kilometers per hour.
17. Blue whales were hunted mainly for their mass, which was very expensive and tasty. But now hunting of whales has been banned which is expected to increase their population in future.
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