"The avian influenza outbreak that put some of California’s most beloved marine mammal and sea bird populations at risk has ...

Mammals come in a variety of proportions, and some species evolved legs so short they almost look goofy. Many of these short ...

New research has dramatically expanded the known roster of mammals on Earth. A new review published in the Journal of Mammalogy shows that the number of living mammal species has surged to nearly ...

Scientists have discovered that mammals living in social groups or with companions often live longer than animals that spend ...

Scientists believe there are almost certainly hundreds, if not thousands, of undiscovered animal species living in the middle ...

A new study, published in Ecology and Evolution, shows that social living is associated with longer lifespan, but also that the benefits of sociality level off once animals move beyond living in pairs ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Paleontologists have uncovered a previously unknown prehistoric mammal ...

New research is cutting male mammals down to size. While we may think of hulking elephant seal bulls or huge stags, these males appear to be the exception, rather than the rule. A new analysis of more ...

Have you ever held a bat in your hand? For some people this sounds horrifying. For others, it sounds fascinating. I haven’t ...

Researchers examined GPS tracking data from thousands of animals representing 37 species and anonymized cellphone location ...