I found a helpful forum here (which took some exclusive wording in a Google search...) and I'm glad I did.

http://ball-pythons.net/forums/showt...ress-in-Snakes

I've ** the things Wheatley shows signs of:

Attempts to escape
Hissing
Non-feed induced biting
**Over alertness**
Mock striking
**Retraction of the head** or tail induced by minor stimuli
**Immobility** - whcih may included eye contact with keeper
**Hiding the head**
**Clutching** (tightly coiling or grasping)
Death feigning (in animals that display this behavior)
Stuttery, jittery or otherwise hesitant mobility
**Loop pushing with the intent to resist physical contact**