Did mammals hatch from eggs? It might sound ludicrous given what we know about modern mammals. However, this was not the case ...

Researchers with the Yurok Tribe announced in March that a pair of free-flying condors had likely built their first nest and ...

Scientists discover the first fossil egg of a mammal ancestor, offering new clues to how Lystrosaurus survived extreme ...

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