“A 62-million-year-old skeleton of this quality and completeness offers novel insights into mixodectids, including a much clearer picture of their evolutionary relationships,” study co-author and Yale ...

At a glance, koalas and sloths seem oddly alike. Both spend much of their lives in trees, move at an unhurried pace and sleep ...

Phylogenomic analysis of placental mammals harnesses whole-genome data, rare genomic markers and advanced statistical models to reconstruct the evolutionary history and timing of diversification ...

If textbooks ever made you believe mammals like humans, cats, and kangaroos first evolved somewhere up north, think again. A remarkable discovery from Australia has flipped our understanding of mammal ...

The study, co-authored by Yale anthropologist Eric Sargis, demonstrates that the mature adult Mixodectes weighed about 3 pounds, dwelled in trees, and largely dined on leaves. It also shows that these ...

More mammals were living on the ground several million years before the mass extinction event that wiped out the dinosaurs, new research led by the University of Bristol has revealed. The study, ...

A monkey descending a tree trunk often keeps its head up, moving almost like a cautious climber backing down a ladder. Squirrels and many other mammals, by contrast, tend to go headfirst. That ...

🛍️ Amazon Prime Day: The best deals chosen by our editors 🛍️ By Laura Baisas Published Mar 11, 2025 2:30 PM EDT Add Popular Science (opens in a new tab) More information Adding us as a Preferred ...

For more than 140 years, Mixodectes pungens, a species of small mammal that inhabited western North America in the early Paleocene, was a mystery. What little was known about them had been mostly ...