The document discusses the endangered beluga whale. It describes the beluga whale's appearance as white in color with a prominent forehead called the melon. Belugas are born grey and turn white at maturity. They can grow up to 20 feet long. The document outlines threats to beluga whales including historical commercial hunting, shipping, pollution, habitat destruction, and harassment. Conservation efforts aim to protect beluga habitats and reduce accidental injuries to help increase the endangered populations.