Only two births of a blue whale have ever been recorded. Mother and calf pairs are also sighted much more rarely than might be expected. The reason, new research suggests, has to do with where and ...

The study found that calves are weaned when they return to feeding areas, explaining why researchers rarely see mother-calf pairs. This discovery offers hope for the health of the blue whale ...

“My conceptual model can explain the mystery of the missing calves: Blue whales produce calves, or give birth, shortly after departing their summer feeding grounds, and wean their calves seven months ...