Search Results for: Cetacean
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Oceans
Whales and ships don’t mix well
A 15-year study of blue whales off California has found that major shipping lanes cut through feeding grounds.
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Oceans
Dusk heralds a feeding frenzy in the waters off Oahu
Even dolphins benefit when layers of organisms in the water column overlap for a short period.
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Animals
Dolphin without a name
While splitting the dolphin family tree, researchers found a new species.
By Beth Mole -
Animals
The Ice Age was harsh on orcas
Killer whale DNA shows that climate change resulted in declines for most populations.
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Animals
Small sperm whale species share a diet
Dwarf and pygmy species of sperm whales overlap in what they eat, and that could be a problem as the food web changes around them.
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Animals
Seeking the loneliest whale
An enigmatic whale roams the North Pacific, and next year Bruce Mate will lead a monthlong expedition to find it.
By Sid Perkins -
Animals
Porpoises Can Teach Man Marine Diving, Detection
Excerpt from the September 7, 1963, issue of Science News Letter
By Science News -
Letters
Consciousness series pondered Hofstadter’s “strange loop” and other ideas presented in the article “Self as symbol” (SN: 2/11/12, p. 28) suggest, but never say, that the notion of “I” exists in the dimension of time, not space. Obviously then, consciousness is not a tangible object — not any part of the brain. Rather, the “I” […]
By Science News -
Book Review: The Whale: In Search of the Giants of the Sea by Philip Hoare
Review by Sid Perkins.
By Science News -
Life
One ocean, four (or more) killer whale species
Killer whales may be at least four species, a new study of mitochondrial DNA shows.
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Life
One ocean, four (or more) killer whale species
A new genetic analysis splits killer whales into multiple taxa.
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Life
Evolutionary genetic relationships coming into focus
Researchers have filled in about 40 percent of the tree of life for mammals and birds, but other vertebrates lag behind.