By 1820, the company was issuing coinage, each coin representing the value of one beaver pelt.
en.wikipedia.org To be successful, a beaver dam pipe must eliminate the sound and feel of water flowing into the pipe.
en.wikipedia.org The wide variety of mammals inhabiting the park include beaver, nutria, river otter, cottontail rabbit, raccoon, muskrat, mule deer, mink, and coyote.
en.wikipedia.org Flow devices are relatively cost-effective, low-maintenance solutions that regulate the water level of beaver dams and keep culverts open.
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