Whales, what fascinating creatures right? Their shape, size, features, qualities and body systems are all so unique. As defined by wikipedia, whales are a widely distributed and diverse group of fully aquatic placental marine mammals. Their scientific name goes by Cetacea. Whales travel around the entire worlds oceans communicating through their mysterious and composite sounds. The three main types of sounds made by whales are clicks, whistles, and pulsed calls. One of the largest species of whales. the Blue whale can reach lengths of more than 100 feet and also weigh unto 200 tons which is equivalent to 33 full grown elephants. Like humans whales breathe air even if they live in the water and are warm blooded animals. Whales consist of a thick layer of fat called blubber that insulates them from the cold ocean waters. The current status of the population of whales is unfortunately endangered, due to the imminent threats such as bycatch, commercial whaling, habitat loss etc.
