[Nobody's Confidant (OP)]

If I rip off the legs of insect (purely scientifical reasons, in no way for my own enjoyment) sometimes it still riggles.

That shouldn't happen. Without the brain to send messages to that appendage it should remain still. Unless they have a brain in every leg.

[Karen W.]

Nerves are damaged..A chicken will still run without his head.. I guarantee it! It is quite sad really and a horrible site! Traumatic really!

[DoctorBeaver]

What Karen said, except I think headless chickens are hilarious  [:I]

[Karen W.]

YOU WOULD They were awful!! A BLOODY MESS!