beaver photo and image. close-up view building a beaver dam with mud in a water stream flow and enjoying its environment

beaver animal fur castor profile view close rodent beauty nature outdoors bush habitat forest wetland woodland river water surrounding environment pond swamp lake fascinating ecosystem calendar education brown colour webbed back feet eye head body ears paws north america ontariocanada dam impoundment engineer mud branches logs sticks bark grass plant debris vegetation stream flow aquatic plants close-up building enjoying