Blue whales, the planet’s biggest animals, are becoming quieter, and scientists believe the situation may be more troubling than previously thought. New research has found that the number of blue ...

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 ...

The sound of the blue whale’s singing has decreased off the coast of California, frightening scientists who believe it is an indication of greater ecosystem danger. Scientists tracked the auditory ...

Get all latest & breaking news on Blue Whale. Watch videos, top stories and articles on Blue Whale at moneycontrol.com.

Fred Sharpe has studied humpback whales in Alaska for more than three decades. He’s particularly interested in the sounds they make – and what they mean. Lately, the biologist has been focusing on the ...