A mysterious whale that has long puzzled scientists may not be an anomaly, but a clue to what climate change is doing beneath ...

A rising, global demand for krill as a dietary supplement has been ravaging Antarctica's remote, frigid waters through krill ...

Krill are like the popcorn shrimp of the Southern Ocean—everyone from whales and seals to fish and penguins wants a bite. But according to a new study, these translucent, pinkie finger-sized ...

It devastated populations of krill, anchovies and sardines that the cetaceans eat. “The whales all exhibited the lowest levels of song when conditions were the worst,” but vocalized more when ...

These whales use their baleen plates to filter tiny animals — such as plankton, krill and small fish — out of the water. Examples of baleen whales include blue whales, fin whales and humpback ...

Given the range of predators that regularly feed on krill, the team theorizes they likely exhibit similar behavior in the presence of seals, whales, and other Antarctic predators. As climate ...

Each year, during summer and fall, large groups of baleen whales gather off the coast of California, U.S., to feast on krill and fish before heading south to breeding areas in the tropics.

Humpback whales, despite their gargantuan size, eat very small prey like krill and plankton. To sustain their massive bodies, however, they must consume a lot of this food — up to 3,000 pounds ...

Blue whales — the planet’s largest animal — subsist on tiny crustaceans called krill. As populations of this food source recovered from the marine heat wave, detections of blue whale singing ...

Ryan and his colleagues analyzed data from a long-running NOAA survey of krill, anchovies and other whale favorites to match the prevalence of prey to the songs’ volume. Researchers also ...