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From where does the nutrition of Yo of dinosaurian embryo foetal hair come?
From;  Author:Stand originally
The nutrient all of embryonic development comes from dinosaur to pledge at the nurture that stores in dinosaurian egg, basically be to store the material in yoke. Even if somebody thinks Lei Long is viviparous, probable also it is ovoviviparous, the viviparity with mammal is different. Mammal is to pass placenta, by the nutrition with fetal supply of the mother's body, and ovoviviparous fetal nutrition still comes from inside egg, just yield finally those who come is fetal and not be egg.