Undulatoolithus
... that Undulatoolithus, a kind of fossil egg from China, probably received intensive parental care?
... that <i id="mwAjw"><b id="mwAj0"><a href="./Undulatoolithus" id="mwAj4" rel="mw:WikiLink" title="Undulatoolithus">Undulatoolithus</a></b></i>, a kind of <a href="./Egg_fossil" id="mwAj8" rel="mw:WikiLink" title="Egg fossil">fossil egg</a> from China, probably received intensive parental care?