_NMG2039-Edit_egg comparison largest Aepyornis ostrich chicken.jpg
Egg size comparison (to scale). Elephant bird (Aepyornis maximus)(extinct) - possibly largest bird ever lived and largest egg ever laid (reconstructed from shell fragments found in dry river beds in southern Madagascar). Common ostrich (Struthio camelus) - largest extant bird. Domestic chicken (Gallus gallus). Photographed with multiple flash set up.