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/>.

Debian Debian
RUN apt-get update && \ apt-get install -y xcowsay
Ubuntu
RUN apt-get update && \ apt-get install -y xcowsay
image/svg+xml Kali Linux
RUN apt-get update && \ apt-get install -y xcowsay
Fedora
RUN dnf install -y xcowsay
Raspbian
RUN apt-get update && \ apt-get install -y xcowsay
click the source code to copy install xcowsay on any operating system with command-not-found.com