What Are The Two Main Of Whales?
What Are The Two Main Of Whales? The order Cetacea, that includes whales, dolphins, and porpoises is divided into two main groups: the toothed whales (Odontocetes) and the baleen or whalebone whales (Mysticetes). Toothed whales include dolphins, porpoises, as well as the large sperm and killer whales. What are the two main groups or families