Northwest Airlines, for example, currently requires a note from a physician if a woman seeks to fly within one month of the due date. At the time Heilman flew, 34 weeks was the cutoff. Her daughter Katie, now 4, was delivered 400 miles from home by Caesarean section.
1 This may happen because the birds use their beak to probe for food in muddy wetland soil.  Most sandhill cranes live in freshwater wetlands, feeding on plants, grains, mice, snakes, insects, and worms. Sandhill cranes usually nest in wetlands and create a structure from whatever plants may be at hand. Females typically lay two eggs, which both parents incubate.
The viceroy butterfly lives in meadows, marshes and swamps and other wet areas with willow, aspen and poplar trees. Diet. The viceroy caterpillar eats the leaves of willow and poplar trees. The viceroy butterfly eats dung, carrion, fungi, and the nectar of flowers from the Asteraceae family like golden rod, thistles, and asters. Life Cycle The viceroy mates in the afternoon. The female lays her eggs on the tips of the leaves of poplars and willows.