The start of a river is called the headwaters or source; the end of a river is called the mouth.When a river flows into another river, the 'mouth' of the river is called the confluence.
A small river is sometimes called a brook. Although it can also be refereed to as a stream or a creek.
Yes, there is rainfall. Sometimes they have whats called "flash floods" then the "wadis's" flood and make a temporary river.
The Pecos River is originally called the Río Pecos. On early maps it was sometimes called the Río Puerco (Dirty/Filthy).
The hippopotamus is sometimes called the river horse.
When one river meets another, it is called a tributary.
it is called the tumber river
A river island is sometimes called a "bar" because they thought it was a "bar"
The Orange River is probably the main river system in South Africa, although the Limpopo is also a major system
Actually it's the Blue Nile River. Located in the North Part of Africa following down to the south region.
The Volga River is sometimes called Mother Volga.
No but there is a river named Mario and another river called Isabellayes, the Belfast Lough