Source: http://commons.wikimedia.org/wiki/File:Buffalo3_(PSF).jpg animal biology black & white Buffalo 1
Source: http://commons.wikimedia.org/wiki/File:Aurochs_A-163_(PSF).png animal biology black & white Aurochs
Source: http://commons.wikimedia.org/wiki/File:Buffalo_(PSF).jpg animal biology black & white Buffalo 2
outline farm lineart buffalo animal mammal Buffalo clip art public domain media biology Buffalo clip art
outline lineart buffalo animal papapishu bw Buffalo clip art contour public domain svg Buffalo clip art
Source: http://commons.wikimedia.org/wiki/File:Aurochs_A-163_(PSF).png extinct public domain media Aurochs