Blue Whale (English: Blue whale; Scientific name: Balaenoptera musculus) is a Baleen whale (Balaenopteridae) and is considered the largest animal in the world. Blue whale in size, typically about 26-29 meters, the largest ever found a length of 31.2 meters when fully grown weight of about 100-200 tons, the tongue, it weighs almost as much as one elephant. Heart the size of a one car. Some human blood lines and wide enough to swim. And it has a wider tail wing of a small cabin. It is the largest animal in the world has ever had. Is larger than the biggest dinosaur in the world [3] living in the South Pacific, Atlantic and Indian Oceans. Included in the Antarctic Ocean And despite the large body size. The blue whale has a long, slender, perfect for swimming. It can swim up to 20 knots per hour [3] The whale will only eat a high-fat milk to 40 percent increase in weight of 4 kg per hour and never eat plankton as food. It may eat small fish like. Into a small fish Can dive to find food to a depth of 100 meters and usually dive for 20 minutes, but is the maximum that black for up to 40 minutes and spray water up to 9 meters, the blue whale adult ever eaten one day. up to 4 tons of blue whales were hunted hard for fat and oil. Especially during the 70 years of the 20th century, it is estimated that about 500,000 blue whales were killed whale population around South Georgia in the South Atlantic, was killed in genocide. Including those who had been living off the coast of Japan. Some blue whale population declined to 93 per cent until well into the condition of being an endangered species. Until the mid-1950s, there has been a serious conservation. [4] In addition, The blue whale is the largest animal that trumpeted far and wide in the world. You can send up to 1,500 kilometers as the nature of sound waves that are diverse. It is believed that it is possible to communicate alone. If you are navigating with the present. The amount of blue whales in the Southern Hemisphere is about 1,350, and evidence that the number had increased by 3 percent per year, but did not estimate the number of whale species is good enough in other areas of the world. [5]