Keywords: Hogs and handler.jpg An American American male handler in a green lab coat kneeling in an outdoor kennel pen He is stroking one of the hogs in the pen with him and looking over the several other hogs in the pen Topics/Categories Animals Locations -- Nature/Outdoors Type Color Photo Source National Cancer Institute Linda Bartlett Photographer 1966 1980 Reuse Restrictions None - This image is in the public domain and can be freely reused Please credit the source and/or author listed above Linda Bartlett Photographer PD-USGov-HHS-NIH Media from National Cancer Institute Visuals Online Images uploaded by Fæ Animal testing |