The Blue Whale

Blue whale Balaenoptera Musculus, or blue whale is the world's largest mammal. This huge mammal grows up to 110 feet long and weighs up to 190 tons. This is longer than the combined weight of the two city buses and 30 elephants. The power of this giant is moved by the heart of taxi size. The blue whale of Antarctica is much longer than the blue whale of the Northern Hemisphere. In addition, women tend to be slightly larger than men of the same age. These mammals are blue gray and have some bright spots.

Antarctica blue whale is usually larger than other blue whale subspecies. For example, in the North Atlantic and North Pacific, blue whales can grow to about 90 feet, but in Antarctica they can reach about 110 feet and weigh more than 330,000 pounds. Like other whale whales, the female blue whale is larger than the male whale. Blue whale usually sails at sea at speed of 5 mph, but it can accelerate to sea with 20 mph. They are one of the biggest animals on Earth, snoring and snoring. And under good conditions, the blue whale is believed to be able to listen to each other 1000 miles away. Scientists believe that they can use these vocals to navigate the depths of the dark ocean through sonar as well as to have excellent hearing and communication.

Blue whale is one of the most longered animals on Earth. Scientists discovered that by calculating the number of waxy earplugs of a dead whale, we can estimate the animal 's age at short range. The oldest blue whale found in this way was determined to be about 110 years old. The average life expectancy is estimated to be 80 to 90 years. In the 1920's, whales looked for whale oil which is in danger of extinction. From 1900 to the mid-1960s, about 360,000 blue whales were slaughtered. They eventually were protected by the International Whaling Commission in 1966, but since then they only made a small recovery.

The blue whale is about 100 feet long and is considered the largest animal ever. Before receiving international protection in 1966, blue whale was almost killed by commercial whaling fleet. The blue calves at birth are 23 to 27 feet long and weigh about 3 metric tons.