/usr/share/cowsay/cows/mutilated.cow is in cowsay-off 3.03+dfsg2-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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## A mutilated cow, from aspolito@csua.berkeley.edu
##
$the_cow = <<EOC;
$thoughts \\_______
v__v $thoughts \\ O )
($eyes) ||----w |
(__) || || \\/\\
$tongue
EOC
|