Since it is only illegal if you get caught I guess he got caught.
Thou shalt not kill the Kings animals.
In the time of Richard the Lionheart a minor noble of Nottinghamshire, one Robin of Loxley, was outlawed for poaching deer. Now at that time the deer in a royal forest belonged to the king, and killing one of the king's deer was therefore treason, and punishable by death.
Let's all kneel and bow our heads to the King