1,418 results
1,418 results for: Whales
-
- Humans
Letters from the March 1, 2008, issue of Science News
Big evolvers Regarding “Whales Drink Sounds: Hearing may use an ancient path” (SN: 2/9/08, p. 84), 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? […]
- Humans
Letters from the January 7, 2006, issue of Science News
Death in the Americas I was wondering if researchers have given any thought to the idea that in the same way that disease devastated human populations after the European discovery of the Americas, perhaps disease was a contributing factor in the demise of much of the fauna of the Western Hemisphere (“Caribbean Extinctions: Climate change […]
- Ecosystems
Tortoise Genes and Island Beings
Geneticists and conservation biologists are joining forces to untangle the evolutionary history of giant Galápagos tortoises and to safeguard the animals' future.
- Paleontology
Twice upon a Time
New fossil finds suggest that the complex features of mammals originated earlier than previously thought and might even have evolved independently in different mammalian lineages.
-
Stranded: A whale of a mystery
Scientists generally agree that sonar can trigger strandings of certain whales, but no one really knows what leads these deep divers to the beach.
- Animals
Built for Speed
Animals would prove fierce competitors at the Olympics — if only they would stay in their lanes.
-
- Life
Step-by-step Evolution
Hard to find, but very fruitful when found, transitional fossils fill in the gaps in the paleontological record.
- Life
Enter the Virosphere
As evidence of the influence of viruses escalates, appreciation of these master manipulators grows.
-
Botanical Whales
Adventures in the Tortugas reveal that seagrass fields need saving too.
- Life
2009 Science News of the Year: Life
Breeding records for sheep on Hirta offer an unusual opportunity to study inheritance. Image Credit: Arpat Ozgul Gentler winters shrink sheepWarming has trumped the benefits of fat to shrink sheep on the remote North Atlantic island of Hirta, a new analytical approach has revealed (SN: 8/1/09, p. 12). Weights for wild female Soay sheep dropped […]
