xcowsay

Display a cute cow and message on your Linux desktop. The cow is displayed for either a fixed amount of time, or an amount of time calculated from the size of the text. Click on the cow to dismiss it immediately. More information: https://www.doof.me.uk/xcowsay/.

• Display a cow saying "hello, world":
  xcowsay "{{hello, world}}"
• Display a cow with output from another command:
  ls | xcowsay
• Display a cow at the specified X and Y coordinates:
  xcowsay --at={{X}},{{Y}}
• Display a different sized cow:
  xcowsay --cow-size={{small|med|large}}
• Display a thought bubble instead of a speech bubble:
  xcowsay --think
• Display a different image instead of the default cow:
  xcowsay --image={{path/to/file}}