Penguin 2. The large feet of the foetus penguin visible inside the shell. The stump of the yolk sac is visible btween the feet. All the yolk has been absorbed into the body of the bird which is now ready to hatch.
Penguin 2. The large feet of the foetus penguin visible inside the shell. The stump of the yolk sac is visible btween the feet. All the yolk has been absorbed into the body of the bird which is now ready to hatch.