Yes they do.
rivers and steams
Tributaries
water shed
Rivers are bigger, tributaries "conTRIBUTE" water to the rivers. Multiple tributaries connect to a single river making the river larger.
delta:)
Networks of rivers are tributaries that connect to rivers which also connect to bigger bodies of water.
drainage basin
From the Tigris and Euphrates Rivers, their tributaries, from associated dams and canals.
Networks of rivers are tributaries that connect to rivers which also connect to bigger bodies of water.
Tributaries
Rivers
Yes, a watershed, or drainage basin, is composed of rivers and tributaries. A watershed is the area of land where all of the water that is under it or drains off of it goes into the same place.