The fin whale (Balaenoptera physalus), also called the finback whale, razorback, or common rorqual, is a marine mammal belonging to the suborder of baleen whales. It is the second longest animal in the world and second largest rorqual after the blue whale, growing to 27.3 metres (89.5 ft) long and weighing nearly 74 tonnes (73 long tons; 82 short tons). The American naturalist Roy Chapman Andrews called the fin whale "the greyhound of the sea... for its beautiful, slender body is built like a racing yacht and the animal can surpass the speed of the fastest ocean steamship."
A group of researchers at University of British Columbia and the Smithsonian Institution have discovered a new sensory organ in rorqual whales, a subspecies of baleen whales, which also includes the largest animal that has ever lived, the blue whale, capable of reaching 150 tonnes. The scientists involved in the study claim that this organ plays a vital role in [...]