Mystery fossil site ‘could be ancient maternity ward’

Giant ichthyosaurs were reptiles that dominated the ancient seas and could grow up to the size of a bus (Alamy/PA)

Scientists have uncovered new clues about a curious fossil site in Nevada, a graveyard for dozens of giant marine reptiles.

Instead of the site of a massive die-off as suspected, it might have been an ancient maternity ward where the creatures came to give birth.