To know more interesting facts about killer whales, do not miss this article on is killer whale a whale? There is usually no sexual dimorphism in terms of size, so both males and females reach similar dimensions and weights. Northern specimens tend to be larger than southern ones. The average size of fin whales is about 20 meters (ca. However, there are still accidents with boats and entanglements in fishing nets. Hunting was one of the main impacts, but it has stopped. The IUCN has classified them as endangered, but with an increasing population trend. These whales have a gestation period of about 11 months, live to be about 75 years old, and are v ery social whales with migratory habits. Its body is slender, and the animal can exceed the speed of the fastest steamships on the ocean. The right side of the lower jaw is white or light colored, while the left side is dark. The color of the dorsum is grayish brown, while the ventral area is white. The whale is distributed throughout the world, mainly in temperate and subtropical waters, although it also has some presence in the tropics and migrates to the poles in summer. It is a cetacean belonging to the parvorder of baleen whales. This whale is also known as finback whale or common rorqual and formerly known as herring whale or razorback whale. The Fin whale ( Balaenoptera physalus) is the second-largest whale in the world. If you want to know more about the blue whale and its diet, keep reading this article on dietary habits of the blue whale. The blue whale weights an average of 100 tons. Females are larger than males and in general their average length is about 27 meters (88.5827 feet), while for males it is 25 meters (82.021 feet). Some records show that there are blue whales over 30 meters (98.4252 feet) long, but some scientists consider these records unreliable. Although mass hunting of these whales has been banned for years and reportedly the last intentional captures occurred in the early 1970s, they are currently classified as threatened by the International Union for Conservation of Nature (IUCN). They migrate widely, and their life expectancy is 80-90 years. Their gestation period is 11 to 12 months. In the ventral area it is rather yellowish, but this is due to the presence of certain microorganisms that adhere to the skin. The blue whale is distinguished by its slate-colored or grayish-blue coloring and some lighter spots on its dorsal area. The Society for Marine Mammalogy's Committee on Taxonomy currently recognizes four subspecies. The species is found worldwide in tropical and polar waters, although it is rare in some local marine areas such as the Mediterranean Sea and the Bering Sea. The blue whale (Balaenoptera musculus) is undoubtedly the largest whale in the world as well as the largest living mammal.

Biggest whale in the world