Quite often they do. I suspect it is the same for people. It is not an automatic respose.
Through their rectal opening just the same as any other animal.
deficate...
Because they, like every other animal to survive extinction, instinctively knows what humans do not: eating where you deficate will kill you.
Yes they do.
Yes
Yes this sometimes happens. This is due to your body muscles relaxing after death, it can be common for the bladder to release its contents as well.
Yes you can
Its best to hold it in as long as possible
yes, they deficate.
Everything has cells. Does a bear deficate in the woods?
Something you ate was rotten
Of course. Anything that takes food in has to get rid of waste.