If you copy any of these files into /usr/share/cowsay/cows/ you can install the “cow” onto your system. This would allow you to type the command like cowsay -f GrainTyper You have nothing to lose but your chains for example.

 ___________________________________
/ You have nothing to lose but your \
\ chains                            /
 -----------------------------------
  \
   \
          -|--|                   
      / '  .   \__///----__     
      |                     \.   
      \_____                     
            \                 |  
             \ \     .:     / 
              || |____|.||  |   
              || |     |:.|  |   
              //__/   ./|:/|//   
                      ----/