Sound provides new insight into the lives of blue whales

The blue whale (Balaenoptera musculus) is the largest animal ever to inhabit Earth. Despite its gargantuan size, many aspects of its biology, behavior and ecology still elude us. This magnificent mammal spends most of its time below the ocean’s surface, out of sight from scientists seeking to unlock its mysteries. >> read more …

Antarctic blue whales and their amazing hums

The song calls of Antarctic blue whales are so deep that they’re almost infrasonic. You feel them as much as you hear them. In fact, scientists are not even sure how the whales make their sounds. >> read more …

The Blue Whale, a cosmopolitan species

As adults, blue whales can reach a (confirmed) size of 29.9m (98  ft) and can weigh up to 199 tonnes! Blue whales have a slender fluke (tail) and a broad, U-shaped head. Though they are truly greyish-blue, these whales get their name from their underwater pale-blue hue. >> read more …