Discover the captivating world of the Beluga whale, or *Delphinapterus leucas*, a remarkable species known for its iconic all-white color and complex social behaviors. Inhabiting the Arctic and sub-Arctic regions, these medium-sized cetaceans exhibit playful acrobatics and a fascinating array of vocalizations, earning them the nickname "canaries of the sea." Learn about their unique adaptations, role in the ecosystem, and the conservation challenges they face in a rapidly changing environment.