404 results
404 results for: Wolves
- Ecosystems
Beavers are engineering a new Alaskan tundra
Climate change has enabled the recent expansion of beavers into northwestern Alaska, a trend that could have major ecological consequences for the region in the coming decades.
- Paleontology
Hyenas roamed the Arctic during the last ice age
Two teeth confirm the idea that hyenas crossed the Bering land bridge into North America, a study finds.
- Animals
Vaccines may help bats fight white nose syndrome
Researchers are developing an oral vaccine that helps little brown bats survive the fungal disease white nose syndrome.
- Ecosystems
War wrecked an African ecosystem. Ecologists are trying to restore it
Bringing back big predators to Gorongosa, once a wildlife paradise in Mozambique, is just one piece of the puzzle in undoing the damage there.
- Genetics
North America’s earliest dogs came from Siberia
North America’s first dogs have few descendants alive today, a study of ancient DNA suggests.
- Paleontology
Saber-toothed cats were fierce and family-oriented
New details shift the debate on whether Smilodon lived and hunted in packs, and answer questions about other behaviors and abilities.
- Animals
How oral vaccines could save Ethiopian wolves from extinction
A mass oral vaccination program in Ethiopian wolves could pave the way for other endangered species and help humans, too.
- Paleontology
T. rex pulverized bones with an incredible amount of force
Tyrannosaurus rex’s powerful bite and remarkably strong teeth helped the dinosaur crush bones.
- Tech
Readers respond to classroom robots, soil erosion and more
Readers had comments and questions about robots in classrooms, benzodiazepines and more.
- Genetics
These genes may be why dogs are so friendly
Dog domestication may be the result of just a few genetic changes, including ones that made canines more interested in interacting with people.
- Animals
In a pack hunt, it’s every goatfish for itself
Pack hunting among goatfish is really about self-interest.
- Anthropology
Sacrificed dog remains feed tales of Bronze Age ‘wolf-men’ warriors
Canine remnants of a possible Bronze Age ceremony inspire debate.
