Why does Bert like rubber ducks?
Bert likes rubber duckys because c'mon, why wouldn't you like rubber duckys?
Because it gives him great memories of childhood play.
When you part with a male duck how long is before the female eggs are no longer fertile?
It varies among species of ducks. Some female species can store sperm for a week or less, while others can store sperm for 100 days or more. For those ducks storing for a week or less, pairs often continue to mate throughout follicle development. This ensures the female has sperm available to fertilize the eggs as they leave the ovaries and have viable eggs.
It is a time in history of a 1000 years that started with the fall of the Roman Empire and ended when people began to explore.
Why did the duck want to be a baker?
The duck wanted to be a baker so he could make a beautiful birthday cake.
This is a question of evolution.
The difference is that in the first case, 'has webbed feet because it needs them to swim' speaks to how the web feet may have come to be.
The second case, is ablt to swim because it has webbed feet' speaks to current evolutionary capability.