407 results
407 results for: Wolves
- Humans
A Cancer Patient’s Best Friend
Similarities between tumors in people and dogs mean canine studies can inform human disease.
- Humans
Letters from the June 4, 2005, issue of Science News
Stem winder “Full Stem Ahead” (SN: 4/2/05, p. 218) showed several reasons why stem cell research is a good thing: Stem cells from embryos might cure cancer, Parkinson’s disease, Alzheimer’s disease, diabetes, and many other diseases. But the article should have included the fact that stem cells may help with transplanting organs. Stem cells may […]
- Genetics
Dogs’ origins lie in Europe
First domesticated canines did not live in China or Middle East, a study of mitochondrial DNA finds.
- Life
Genetic sameness could be factor in Tasmanian tiger extinction
The first complete mitochondrial genome of the Tasmanian tiger is revealed. Analysis shows little genetic diversity.
- Genetics
Dog gene heeds call of the wild
Domesticated dogs passed a gene for dark fur color to their wild cousins.
- Paleontology
DNA analysis reveals extinct type of wolf
New genetic analyses of the remains of gray wolves found in Alaska indicate that a distinct subpopulation of that species disappeared at the end of the last ice age, possibly because of its dietary habits.
- Life
Mere fear shrinks bird families
Just hearing recordings of predators, in the absence of any real danger, caused sparrows to raise fewer babies.
- Life
Carnivores can lose sweet genes
A gene involved in taste detection has glitches in some, but not all, highly carnivorous mammals.
- Paleontology
Did Mammals Spread from Asia? Carbon blip gives clue to animals’ Eden
A new dating of Chinese fossils buttresses the idea than an Asian Eden gave rise to at least one of the groups of mammal species that appeared in North America some 55 million years ago.
- Paleontology
Bone Crushers: Teeth reveal changing times in the Pleistocene
Tooth-fracture incidence among dire wolves in the fossil record can indicate how much bone the carnivores crunched and, therefore, something about the ecology of their time.
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