This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
The pictorial museum of animated nature Page . Egg and Genn at Twelve Hours after Incubation rE and Germ at Sixteen hours Egg and Germ at Thirtysix hours ' fi 'g ana Chick at Tliirtysix Hours Kg' inti Cliick on Fourth Day Egg and Chick on Fi Day Chick at Ten Davs lltl Egg nd Chick en Sixth Day Egi and Chick