Possibilities:
Feces, urates, urine.
Cloacal prolapse
Parasites
Western fence lizards usually do have blue bellies, and are sometimes called 'blue-bellied lizards'
no there not
No, blue bellied lizards (aka Western fence lizards) are not venomous.
No
15
No
a gecco can
crickets
no
I don't know and I don't care!!
Yes.
DUring the winter