Chicken egg development showing key life stages in the 21 days of incubation. Cut-away view of the egg with the embryo at various stages shows the anatomical development of the allantois, amnion, albumen, and yolk sac.
Keywords: Color, Education, Museum / Zoo, Stock, Anatomy, Biology, Embryology, Natural Science / Nature, Veterinary Medicine, Zoology
© Laurie O'Keefe