Nature’s most impressive conversations happen at frequencies we cannot hear. While humans perceive sounds between 20 and 20,000 hertz, many animals have evolved to communicate using infrasound. These ...

WASHINGTON, March 2 (Reuters) - Dolphins, porpoises, killer whales, sperm whales and other toothed whales produce an array of sounds - to find prey employing a sonar-like system called echolocation ...

WHALES ALONG THEIR ENTIRE TRIP. SINCE JANUARY. THE SONG OF THE WHALE SAILBOAT HAS BEEN FOLLOWING RIGHT WHALES AS THEY MIGRATE NORTH ALONG THE EAST COAST. ITS CREW NOT ONLY WATCHING THE WHALES, BUT ...

Scientists have long struggled to study how whales produce sound. A new paper in the journal Nature paints the most complete picture yet of how baleen whales produce their iconic, haunting calls.