Sample Sentences & Example Usage. 1  Joseph Stiglitz: The fall of Wall Street is for market fundamentalism what the fall of the Berlin Wall was for communism. 2  Lawrence Lessig: The system is rigged, unless we fix this issue, we can't do anything else.
The incubation period for waterfowl lasts from 21 to 31 days, and females spend from 73 to more than 99 percent of each day on the nest. In the extreme case of emperor geese, females spend as much as 99.5 percent of each day on the nest. This leaves a mere seven minutes a day for other activities such as feeding.
A mother duck sits on her eggs for 20 to 23 hours a day, taking an average of three breaks, each lasting around an hour at a time. When she does leave her nest, the duck hen covers her eggs with additional down and nesting material to help keep the eggs warm in her absence. The incubation period lasts an average of 28 days, about a month. With the mother duck spending so little time away from the nest, she relies on stored fat to survive. A couple of days before the eggs are ready to hatch, small cracks begin to appear, and the ducklings will begin peeping from inside their eggs. Then, in a span of 24 hours, all the ducklings will hatch from their eggs, using a small sharp bump on their bills called an egg tooth..