8,270 results
8,270 results for: Fish
- Animals
Fossil find suggests this ancient reptile lurked on land, not in the water
An exquisitely preserved fossil shows that an ancient armored reptile called Eusaurosphargis dalsassoi wasn’t aquatic, as scientists had suspected.
- Animals
One creature’s meal is another’s pain in the butt
Kelp and dolphin gulls in Patagonia have found a new food source. But they accidentally injure fur seal pups to get it.
- Genetics
The first look at how archaea package their DNA reveals they’re a lot like us
Archaea microbes spool their DNA much like plants and animals do.
- Psychology
A look at Rwanda’s genocide helps explain why ordinary people kill their neighbors
New research on the 1994 Rwanda genocide overturns assumptions about why people participate in genocide. A sense of duty, not blind obedience, drives many perpetrators.
- Animals
Whales feast when hatcheries release salmon
Whales: “They’re 40 feet long and they’re feeding on fish that are the size of my finger.”
- Animals
Big slimy lips are the secret to this fish’s coral diet
A new imaging study reveals how tubelip wrasses manage to munch on stinging corals.
- Health & Medicine
Live antibiotics use bacteria to kill bacteria
Certain bacteria will destroy other bacteria without harming humans. They may be an answer to antibiotic-resistant infections.
- Animals
Drowned wildebeests can feed a river ecosystem for years
Only a small percentage of wildebeests drown as they cross the Mara River, but they provide resources for the river ecosystem for years after their deaths.
- Archaeology
Peru’s plenty brought ancient human migration to a crawl
Ancient Americans reached Peru 15,000 years ago and stayed put, excavations suggest.
- Life
How bearded dragons switch their sex
RNA editing might affect reptile sex determination at temperature extremes.
- Genetics
DNA evidence is rewriting domestication origin stories
DNA studies are rewriting the how-we-met stories of domestication.
- Paleontology
Primitive whales had mediocre hearing
Fossils suggest that early whale hearing was run-of-the-mill, along the same line as that of land mammals.
