The blue whale Largest Creature on Earth,The blue whale is the largest creature on earth. Its weight, in rare cases up to 200 tons, and the length of 33 meters. The average length of 23-29 meters. This is truly a huge animal, just a giant. Previously, its range was from Antarctica to the Arctic. Whaling nearly wiped out the blue whale. To date listed in the International Red Book and Red Book of Russia.