This is a wild dog that is unique to the australian continent and inhabits the country's "outback

That would be the Australian dingo! 

Dingos! 

the answer has to be 20 characters ugh

To solve their problems, mesopotamians used irrigation, a way of supplying water to an area of land. to irrigate their land, they dug out large storafe basins to hold water supplies these ditches brought water to the feilds. to protect their feilds from flooding, farmers built up the banks of the tigris and euphrates.hope ths !