is there a need for conserving it?
Yes, Blue whales are formally classified as "endangered" under the Endangered Species Act and considered "depleted" and "strategic" under the Marine Mammal Protection Act.
Conservation status
Blue whales are formally classified as "endangered" under the Endangered Species Act and considered "depleted" and "strategic" under the Marine Mammal Protection Act.
who makes up most of the population of antarctica 5,000 in the summer and much lesser in winter where did it get the name from? It is the romanised version of the Greek compound word "antarktiké" meaning "opposite to the Arctic", "opposite to the north" what kinds of animals can be seen there? Some species of marine animals include penguins, blue whales, orcas, colossal squids and fur seals what sort of weather conditions it has? It is the coldest of Earth's continents. how big is the second marine animal mentioned? A maximum confirmed length of 29.9 meters (98 feet) and weight of 173 tonnes (190 tons), it is the largest animal known to have ever existed. how fast is it while swimming? Blue whales leisurely traveling rates is 4.6 mph. The maximum speed of a blue whale while being chased or harassed has been reported at 20 to 48 km/h what does it feed on? Their diet consists almost exclusively of euphausiids (krill) how long does it live? 73 years does it face any threat or problems? Norwegian Svend Foyn invented the exploding harpoon gun and by using them with steam and diesel-powered ships to hunt them down.
Yes, as they are formally classified as "endangered". UNANSWERABLE The International Union for Conservation of Nature has listed blue whales as "endangered"
Blue whale Blue whale
Conservation status Conservation status
Blue whales are formally classified as "endangered" under the Endangered Species Act and considered "depleted" and "strategic" under the Marine Mammal Protection Act. The International Union for Conservation of Nature has listed blue whales as "endangered".

They are also listed on Appendix I under the Convention on International Trade in Endangered Species of Wild Fauna and Flora and the Convention on the Conservation of Migratory Species of Wild Animals. Although for some populations there is not enough information on current abundance trends (e.g., Pygmy blue whales), others are critically endangered (e.g., Antarctic blue whales). The International Union for Conservation of Nature has listed blue whales as "endangered"
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Blue whale [SEP] Conservation status
Blue whales were protected in areas of the Southern Hemisphere starting in 1939. In 1955 they were given complete protection in the North Atlantic under the International Convention for the Regulation of Whaling; this protection was extended to the Antarctic in 1965 and the North Pacific in 1966. The protected status of North Atlantic blue whales was not recognized by Iceland until 1960. Blue whales are formally classified as "endangered" under the Endangered Species Act and considered "depleted" and "strategic" under the Marine Mammal Protection Act. The International Union for Conservation of Nature has listed blue whales as "endangered". They are also listed on Appendix I under the Convention on International Trade in Endangered Species of Wild Fauna and Flora and the Convention on the Conservation of Migratory Species of Wild Animals.