It may be a sign of an ulcer or intestial bleeding; or maybe you just ate too much licorice.
yes, it is a sign of major diseases. Such as Ebola Zaire or in some cases haemorrhaging
If you recently have taken pepto bismal that could be why.
Brown to people but not to dogs they poop black.
Yes
yes
Yes it is!
Cancer
Yes.
No but when it is red it's bad
pooping is a blessing from the lord, you can never poop to much
black
black or brown
No it is not at all good , it is bad and dangerous.