YouTube credit goes to Phillip Henley and his daughter Nicole at Emu Logic NSW AU. They produce many worthwhile educational videos.

Emu Farming Education

We monitor incubator temperature and humidity 24/7 using effective Sensorpush technology.

Premier reference book in two inter-related volumes by Maria Minnaar Bailey

"Emu In The Sky" - Australian Aboriginal Astronomy

By en:User:Rayd8 - en-wp, CC BY 2.5,

(See educational video below from Emu Logic, NSW, AU)

Small print inside egg reads: Chick grows as

yolk and albumen are taken in.