A French pig was publicly executed for the murder of a child in 1386.

In 1386, a pig in France was executed by public hanging for the murder of a child.

More info: The pig was wearing human clothes, afforded an elaborate trial, and even given legal representation

In 1924, Pep, \'the Cat Murdering Dog\' was sentenced to life in prison in Pennsylvania for murdering the governor\'s wife\'s cat.