Hello,my name is blue whale.I＇m from south pole.I＇m 33.58meters tong.I＇m longer than sperm whale and killer whale.I am very heavy.How heary am I?I don＇t know,but people says I＇m170 tons.I＇m heavier than any other whales.I＇m the biggest mammalia.I＇m heavier than 25 elephants.I have a big tongue.50 people can stand on my tongue.Krill is my favourite food.Everyday I can eat 3 tons.I＇m bluc,I＇m very beautiful.I＇m can alive on this world until 80 years old. I think I am older any other whales. But our quantities Gradually reduce. Becaise our meat is very Because people want to get our meat and oil . Please protect us and let us live happily for ever.