Made in Inkscape. Fractalized the body path to make it look furry at the price of much greater complexity. There were no yaks on OCAL, now there is one.
Statue of Ludovisi Ares. Source: http://commons.wikimedia.org/wiki/File:Ares_MK1888.png
This image comes from the 4th edition of Meyers Konversationslexikon (1885-90), it is therefore Public Domain.
Uploaded to Wikimedia Commons by user Maksim. Converted to SVG by Warszawianka.