Scientists have discovered a new sensory organ in the rorqual family of whales -- a discovery which sheds new light on their unique feeding behavior and explains why they grow to such massive sizes.

Scientists have long understood the way dolphins and toothed whales have been able to hear underwater.

There are few, if any, animal species that receive as much persistent and impassioned attention from both environmental groups and the media as whales do.

YARMOUTH PORT, Mass., Dec.

Researchers at the University of Montreal have developed a computer program that enables regulators to evaluate the ecological and economic tradeoffs between marine mammal conservation, whale watching and marine transportation activities in the Saint Lawrence Estuary.