Going solo on a planet in a system your kind was isolated from for generations? Going retard.
Attacking everything and everyone in sight and attracting undesired attention? Going retard.
Getting dominated by a single warrior throughout the battle and still resist? Going retard.
Attacking bystanders despite noticing it just makes him more pissed off and more determined to knock you out of your socks? Going extra retard.
Attacking his friends despite noticing it makes him even MORE pissed off? Going a higher level of retard.
Threatening how your brethren will come too and make sure the guy suffers by watching his friends get tortured, while he's pointing a gun in your face? Going full fucking retard.

Kaurindians were never quite the brightest bulbs to begin with.