White Whales - Valeria Ermakova
The white whale (Delphinapterus leucas Pall) is a detachment of Cetaceans, suborder of Toothed Whales, the family of the Narvovidae (Monodontidae), in which there are only 2 species – beluga and narwhal. White whale are quite large toothed whales. The body length of males can reach 6.1 meters and the body weight can be 2 tons. The white whale can turn head, and also has an amazing ability to use facial muscles. They do not have a dorsal fin, so the animal was named delphinapterus, which translates as "wingless dolphin." White whale is one of the most "talking" whales. Animals use echolocation. It helps them to well navigate under the ice and in muddy water. White whales are social animals.Philopatria (return to the place of birth) is a characteristic feature for these animals.