cowsay/fonts/surgery

From S23Wiki

 _________
< surgery >
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          \           \  / 
           \           \/  
               (__)    /\         
               (oo)   O  O        
               _\/_   //         
         *    (    ) //       
          \  (\\    //       
           \(  \\    )                              
            (   \\   )   /\                          
  ___[\______/^^^^^^^\__/) o-)__                     
 |\__[=======______//________)__\                    
 \|_______________//____________|                    
     |||      || //||     |||
     |||      || @.||     |||                        
      ||      \/  .\/      ||                        
                 . .                                 
                '.'.`                                

            COW-OPERATION                           

This font for cowsay is called "surgery".
File info: ## A cow operation, artist unknown
You can create it with the wiki syntax: <cowsay font=surgery>text</cowsay>.
Other fonts are in Category:Cowsay.