The anal sacs are located on each side of the anus at roughly the 4 and 8
o'clock positions, just under the skin. They open to the outside by tiny
passageways or ducts. Glands within the anal sacs produce a dark,
foul-smelling substance.
Anal Sacs (or Glands), and Anal Sac Disease as a cause of
"Scooting is discussed further in our
article on "Scooting" -- Click Here