A 236-million-year-old cynodont fossil from Argentina contains evidence that the animal may have given birth to live young ...

Our understanding of mammalian reproduction is being reborn. Analysis of a 236-million-year old fossil could completely ...

Mammals, including humans, stand out with their distinctively upright posture, a key trait that fueled their spectacular evolutionary success. Yet, the earliest known ancestors of modern mammals more ...

An exceptionally preserved Cretaceous mammal challenges longstanding assumptions about early placental relatives. A nearly ...

Mammal live birth evolution fossil: a 236-million-year-old Argentine cynodont fossil contains a neonatal bone ring showing ...

Some cynodonts may have been giving birth to live young much sooner in evolutionary history than previously assumed. A new ...

Add Yahoo as a preferred source to see more of our stories on Google. an illustration of a black rodent-like early mammal with a membrane like a flying squirrel flying through a forest The new ...

The discovery of new cynodont fossils from southern Brazil by a team of palaeontologists has led to a significant breakthrough in understanding the evolution of mammals. These fossils, belonging to ...

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Around 11 million years ago, a cooling climate fragmented warm, humid forests in Africa, Asia, and Europe, giving rise to savannas. Many mammals evolved to take advantage of these wide-open spaces, ...

The fossil record has a habit of reshaping ideas that once seemed settled. In the Late Cretaceous, long before the extinction of the dinosaurs, small mammals occupied a world dominated by much larger ...