In perhaps the best known example, the platypus, the eggs develop in utero for about 28 days, with only about 10 days of external incubation (in contrast to a chicken egg, which spends about one day in tract and 21 days externally).After laying her eggs, the female curls around them.n perhaps the best known example, the platypus, the eggs develop in utero for about 28 days, with only about 10 days of external incubation (in contrast to a chicken egg, which spends about one day in tract and 21 days externally). After laying her eggs, the female curls around them.
Virginia apples are grown in over 100 commercial orchards, totaling more than 16,000 acres of land. Virginia apple growers produce many popular varieties including Red Delicious, Golden Delicious, Rome, Stayman, Gala, Winesap, York, Granny Smith, Jonathan, Fuji and Ginger Gold.
George Washington is known to have cultivated raspberries at Mount Vernon and by the time of the Civil War there were at least 40 known varieties. Raspberries are grown commercially in most U.S. States, but the state of Washington leads the way with 70 million tons per year in production.