ahem the only correct way to do any cowsay command is to end with double piped "cowsay -n" invocations.

  $ figlet moo | cowsay -n | cowsay -n

   ______________________________
  /  _________________________   \
  | /                         \  |
  | |  _ __ ___   ___   ___   |  |
  | | | '_ ` _ \ / _ \ / _ \  |  |
  | | | | | | | | (_) | (_) | |  |
  | | |_| |_| |_|\___/ \___/  |  |
  | \                         /  |
  |  -------------------------   |
  |         \   ^__^             |
  |          \  (oo)\_______     |
  |             (__)\       )\/\ |
  |                 ||----w |    |
  \                 ||     ||    /
   ------------------------------
          \   ^__^
           \  (oo)\_______
              (__)\       )\/\
                  ||----w |
                  ||     ||