Reports of blue whales going silent off California don't reflect the findings of a recent study.

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 ...

Discover the blue whale, the biggest animal to ever live. Learn its size, diet, and surprising facts about this ocean giant.

Add Yahoo as a preferred source to see more of our stories on Google. Just a blue whale's tongue weighs as much as an adult elephant. But what caused blue whales to grow to such an extraordinary size?

More than 40 years after the end of commercial whaling, new research reveals a recent increase in sightings of the world's two largest whale species in the southeastern Atlantic. The findings, ...