Examples from the Web for beaver dam
Then one day, unexpectedly, they came upon two trappers by a beaver-dam.The U.P. Trail|Zane Grey
A beaver-dam thus tends to distribute to the streams below it a moderate quantity of water each day.Wild Life on the Rockies|Enos A. Mills
A small river also flowed across our way from the right, and we passed it over a beaver-dam.
One of the prettiest additions is a beaver-dam, with picturesque and tower-like crag for the larger specimens of the Falco tribe.
Without him, we should never have been the owners of this lovely place, this beaver-dam, and all else that we so much enjoy.Wyandotte|James Fenimore Cooper