Whales: The undisputed masters of the deep, by Gift LucksonBeneath the rolling surface of the world’s oceans lives a group of animals so vast, intelligent, and mysterious that they have shaped human imagination for centuries: whales.These gentle giants are not fish, as many once believed, but mammals—warm-blooded, air-breathing creatures that nurse their young and communicate in ways that still amaze scientists.The Largest Animals to Ever LiveThe blue whale holds a record no other animal can rival. Growing up to 30 metres long and weighing as much as 180 tonnes,...