Whales use complex vocalizations, body movements, and echolocation to communicate across vast distances. Baleen whales, such as humpbacks and blue whales, produce low-frequency songs that can travel for hundreds of kilometers underwater. These sounds are used for mating, navigation, and social bonding. Toothed whales, like dolphins and sperm whales, rely on echolocation by emitting clicks that bounce off objects, helping them detect prey and navigate dark waters. Scientists study whale songs ...