Huge fossilised egg may have been laid by a massive marine reptile

A huge egg, the second largest ever found, has been discovered in dinosaur-era rocks. It may have been laid by a giant marine reptile called a mosasaur

Source:
https://www.newscientist.com/article/2246262-huge-fossilised-egg-may-have-been-laid-by-a-massive-marine-reptile/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home