Beluga whales are closely related to narwhals, and both species are adapted to life in cold, Arctic waters.This illustration is from the Natural History Museum archives. Plate 47 from British Mammals ...

Shedd Aquarium announced that its seven-month-old beluga whale has been named Opus following an exclusive vote by aquarium ...

Opus. It’s a musical term — meaning a set of compositions — that honors his father Beethoven and nods to the high-pitched songs that have led to these ...