Blue whales have been singing less, and it could be a bellwether of climate change. Warming oceans affect the availability of ...

Blue whales, the largest animals on the planet, are falling eerily silent across vast stretches of the Pacific and Southern Oceans. Scientists monitoring their acoustic behaviour have reported a sharp ...

Changing ocean conditions making whale prey scarce are causing the mammals to stop singing, a recent study has found.

Researchers detected a drop in blue whale songs off the coast of California following a marine heat wave. A six-year study by the Monterey Bay Aquarium Research Institute (MBARI) showed songs ...

However, blue and fin whales, which are larger than humpback whales, did not exhibit the same positive trend. The two species are more specialized in foraging for krill.

Whale biologist Carrie Newell spotted four blue whales feeding about 3 to 4 miles offshore from Depoe Bay, Oregon on June 27 — an exceptionally rare event in the state’s coastal waters. Newell ...

In a report issued in June, the agency revealed a steep decline in Pacific gray whales. A new count suggests there are about 13,000 gray whales, the lowest number since the 1970s.