What is known about True's beaked whale?
An overview of beaked whales, particularly True's beaked whale (Mesoplodon mirus).
Encyclopædia Britannica, Inc.
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Encyclopædia Britannica, Inc.The frequency and amplitude of sound waves as registered on an oscilloscope.
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© MinutePhysics (A Britannica Publishing Partner)Infrared energy from stars causes space and the night sky to appear dark.
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Encyclopædia Britannica, Inc.Learn how physical features on Pluto, Charon, and nearby moons are named according to guidelines set out by the International Astronomical Union (IAU).
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Encyclopædia Britannica, Inc.John Rafferty, associate editor of Earth sciences of Encyclopædia Britannica, discussing the sounds that whales make and the differences between the sounds of baleen whales and toothed whales.
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Contunico © ZDF Studios GmbH, MainzLearn about the humpback whale.
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© China News Service/ReutersAfter surveying only a tiny fraction of a deep-sea trench at the bottom of the Diamantina Fracture Zone, a Chinese-led team of researchers counted the remains of 476 individual whales spanning a variety of species.
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Contunico © ZDF Studios GmbH, MainzMarine biologists studying the humpback whale (Megaptera novaeangliae) in the waters off Moorea, French Polynesia.
