Penguins’ idea to keep their eggs warm
The female penguin lays an egg on the ice in midwinter. The male penguin tucks the egg between his feet and his bulging stomach to keep it warm until it hatches two months later.
The female penguin lays an egg on the ice in midwinter. The male penguin tucks the egg between his feet and his bulging stomach to keep it warm until it hatches two months later.