Turkeys: Slaughtered at 5 to 6 months young; Natural life span: 2 to 6 years. Ducks/Geese: Slaughtered at 7 to 8 weeks young; Natural life span: domestic ducks: 6 to 8 years; geese from 8 to 15 years.
Since there are virtually no written accounts of this civilization, nearly everything we know about it is from archaeology. The Emergence of Indus Valley Civilization. Early civilization spread around the Indus River, which like the Nile River in. Egypt, would flood and bring water and rich soil. From 3500 to 2600 BC, the Early. Indus (o r Early Harappan) period began in this region.
As seen in Harappa, Mohenjo-Daro and the recently partially excavated Rakhigarhi, this urban plan included the world's first known urban sanitation systems: see hydraulic engineering of the Indus Valley Civilization.Within the city, individual homes or groups of homes obtained water from wells.he mature phase of the Harappan civilisation lasted from c. 2600 to 1900 BCE. With the inclusion of the predecessor and successor cultures â Early Harappan and Late Harappan, respectively â the entire Indus Valley Civilization may be taken to have lasted from the 33rd to the 14th centuries BCE.