Discovery of a Lystrosaurus embryo inside an egg proves early mammal relatives laid eggs and survived mass extinction through ...

In the aftermath of Earth’s most catastrophic extinction event, one unlikely survivor rose to dominate a shattered world: ...

Researchers identified an early mammal ancestor whose eggs may have helped it survive the Great Dying 250 million years ago.

This semi-aquatic mammal may look improbable, but its biology reveals how evolution shapes even the strangest mammal bodies.

It’s a common misconception – led by our familiarity with chicken’s eggs – that birds lay eggs in two colors: brown and white. But that couldn’t be further from the truth. In fact, the Cassowary’s ...