It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
This image was acquired from
Keywords from Image Description:
wildlife photography pet photography dog dog portrait fun nature portrait animal nikon action labrador obedience retriever dog plays golden retriever female golden retriver plays comrade education dog lady dog human dog with human dog on leash
Page 2017 Free-images.com. All images are Public Domain