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A nesting gigantic cassowary-like dinosaur named Beibeilong sinensis in the act of incubating its eggs | Zhao Chuang
Animals

‘Baby Louie’ Solves Dinosaur Development Mysteries

A dinosaur embryo named Baby Louie and its unhatched siblings were incubated by a gigantic parent that closely resembled one of today’s most ornery birds.

May 9, 2017
11:10 AM EDT
Curled embryo of Beibelong sinensis on top of eggs (eggshell is dark grey in color). | Darla Zelenitsky/University of Calgary
Curled embryo of Beibelong sinensis on top of eggs (eggshell is dark grey in color). | Darla Zelenitsky/University of Calgary