Blue whales have been singing less, and it could be a bellwether of climate change. Warming oceans affect the availability of their only food source, krill, and according to a study published in the ...

Marine scientists have discovered a troubling phenomenon in the world’s oceans as blue whale vocalizations have dropped dramatically over the past decade. The alarming decline, documented through ...

Scientists have raised alarms after noticing a significant drop in the in the number of vocalizations from blue whales. Scientists have used specialized underwater hydrophones (aquatic version of ...