Gravity
There are three Colorado Rivers in North America and South America.
There are many thousands of rivers in North America. The Liard River for example
Rocks, rivers, lakes are examples of abiotic things in North America.
Where? And if you mean North America there are thousands
rivers lakes
Its in North America
Mississippi-MissouriMackenzieYukon
Salmon and Eels do this.
The Mississippi and the Missouri rivers are on the continent of North America.
The second largest River in North America is the Yukon River witch flows northwest Canada to the Beaufort Sea
Pretty well nearly all rivers--which are, in themselves, too many to list here--have bears living near them in North America.
Roky Mountians