This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
georgeeastmanhouse georgeeastmanhouse dog teeth pull training snarl arms colorrgbavgaaa colorrgbavgaaa william m. vander weyde williammvanderweyde dogs dog trainers dogtrainers bull terrier bullterrier gehaccession gehaccession smile blackandwhite monochrome black and white Accession Number Maker William M. Vander Weyde American