The video, in addition to other research, provides a glimpse into their mysterious reproductive habits, Australian researchers said.

Only some of the very biggest blue whale specimens might have rivalled ... "The fossils were actually discovered 13 years ago, but their size and shape meant it took three years just to get ...

The blue whale is the largest animal ever known to have lived on Earth. Blue whales are largest of all baleen whales and are found worldwide. They have a long slender body with a proportionally ...

"The blue whale is the largest animal on the planet yet despite its size it could have easily slipped by Sydney's coast unnoticed," Andrew Marshall of the NPWS said in a news release. Mr Marshall ...

That's practically the weight of a small car. But it's the typical size of a newborn blue whale. The biggest baby in the animal kingdom. When they nurse, calves put on 90 kg. Every. Single.