写真素材 - Beaver Dams are visible upstream at Cromwell Brook in Acadia National Park, Maine. Beaver dams are created as protection against predators, such as coyotes, wolves, and bears, and to provide easy access to food during winter.
Beaver Dams are visible upstream at Cromwell Brook in Acadia National Park, Maine. Beaver dams are created as protection against predators, such as coyotes, wolves, and bears, and to provide easy access to food during winter.