A blue whale mother and calf are swimming together in the Gulf of California in Baja, Mexico, one of the warm-water places blue whales spend their winter months. Only two blue whale births have ever ...

Add Yahoo as a preferred source to see more of our stories on Google. Read on to discover the 12-inch-thick throat muscles and a 90-second gulp that power its baleen-filter feeding. The biggest whale ...

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 ...