1,425 results
1,425 results for: Whales
- Animals
Time to revise right whales’ family tree?
A statistical analysis of DNA from nearly 400 right whales around the world suggests there may be three species of Eubalena, not just two—a conclusion that may boost conservation efforts.
- Anthropology
Chimps grasp at social identities
Researchers contend that neighboring communities of wild chimpanzees develop distinctive styles of mutual grooming to identify fellow group members and foster social solidarity.
- Math
A Grove of Evolutionary Trees
"Trees of life" show patterns of evolutionary descent, and they fit together mathematically to form an abstract forest.
- Animals
That’s One Weird Tooth
The narwhal's distinctive spiral tusk has structures that could make it phenomenally sensitive, raising new questions about its functions.
- Humans
Books for Late Summer
The writers of Science News present wide-ranging recommendations of books for readers to pack for their late-summer vacations.
- Humans
Good Gone Wild
New research shows that the ecotourism model of raising conservation awareness while protecting indigenous cultures doesn't always work out as planned.
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I have heard that whales evolved millions of years ago into their present form, including their very large brains. We humans must be relatively recent in terms of our brain structures. Are there data concerning evolutionary development in whales? Matthew KabriskyDayton, Ohio “Learning to Listen: How some vertebrates evolved biological sonar” (SN: 5/14/05, p. 314) […]
- Animals
The Ice Age was harsh on orcas
Killer whale DNA shows that climate change resulted in declines for most populations.
- Life
Fins and wings alike share design features
Animals have adapted a number of different ways to swim and fly. But new research suggests that wings, fins and flukes share a couple of basic design parameters.
- Genetics
What your earwax says about your ancestry
Both armpit and ear wax secretions are smellier in Caucasians than in Asians, thanks to a tiny genetic change that differs across ethnic groups.
- Animals
Algal blooms created ancient whale graveyard
Whales and other marine mammals died at sea and were buried on a tidal flat in what's now in the Atacama Desert in Chile.
- 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.
