Part flags for mobs (should work)
A Head
G Hands
M Eyestalks
U Claws
B Arms
H Feet
N Tentacles
V Fangs
C Legs
I Fingers
O Fins
W Horns
D Heart
J Ear
P Wings
X Scales
E Brains
K Eye
Q Tail
Y Tusks
F Guts
L Long_Tongue
0 for nothing