1968 Press Photo Penguin sits on an egg at the Milwaukee County Zoo - mjb56732

Milwaukee Zoo Birds Penguins Parental concern is mirrored in the face of an Adelie penguin as she - or he - sits on an egg at the Milwaukee county zoo. The egg, discovered Sunday, raised hopes that the zoo might yet raise an Adelie chick in captivity. The

Photo is dated 1968.

Photo measures 10 x 7.5 inches.

Photo back: