beaver photo and image. close-up view building a beaver dam in a water stream flow and bringing mud to the site and enjoying its

beaver animal fur castor profile view close building dam mud rodent beauty nature outdoors bush habitat forest wetland woodland river water surrounding environment pond swamp lake freshwater cute fascinating ecosystem calendar computer screen saver art education brown colour eye head body ears paws tail north america ontariocanada engineer branches sticks grass plant debris vegetation aquatic plants close-up stream flow bringing site enjoying