The birth of the Ducks - The third theory

[Sigvald Grøsfjeld jr.]

dennis books wrote:

> Also we find him in Marcia Blitz's book "Donald
> Duck (1979)" pictured in "The Big Bang Theory".
> He is shown bursting forth fully grown from his
> egg and ready to take on the world.

Aha! A third theory then...

The female ducks having pregnancy as mamals,
but gives birth to large eggs right before
the hatching.

Sigvald :-)