Deep in the leaf litter of Hispaniola lives a creature that defies modern evolutionary logic. The Hispaniolan solenodon ...

Scientists found an unexpected aging pattern in a mostly intact juvenile mammal skeleton from the paleontological period. By Jack Tamisiea Small mammals often live fast and die young. Rodents and ...

A study reveals how seasonal brain shrinking helps some mammals survive winter, offering new insights into brain plasticity and evolution.

More mammals were living on the ground several million years before the mass extinction event that wiped out the dinosaurs, new research has revealed. More mammals were living on the ground several ...

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 ...

Although they came into their own only after the extinction of the dinosaurs some 65 million years ago, mammals had maintained a low-profile existence for some 150 million years before that. New ...