Why dogs drag their hindquarters: it is not always about parasites

Dog owners often assume that "scooting"—the habit of dragging the hindquarters across a floor or carpet—is a definitive sign of intestinal parasites. However, this behavior typically indicates issues with the paraanal glands, nutritional imbalances, or more serious internal health conditions.

The Role of Paraanal Glands

Paraanal glands are paired sacs located on either side of the anus. They produce a pungent secretion used for territorial marking and social identification. When dogs sniff one another, they use this scent to determine the other animal's sex, age, and general health status.

Maksim Lazarev, Veterinarian: The secretion from these glands acts as a biological passport. While they are most active during the mating season in intact dogs, sterilized animals may also produce excess secretion due to dominance instincts or the presence of competitors.

External triggers can increase gland activity. In older dogs, inflammation may occur suddenly if a new pet moves into the neighborhood; the dog attempts to maximize its territorial scent, leading to overfilled glands.

Dietary Impact on Gland Health

Under normal conditions, these glands empty mechanically during defecation. However, stool consistency is heavily dependent on diet. A high-protein diet lacking sufficient fiber often results in dry, hard stools that fail to exert enough pressure to naturally expel the secretions.

Irina Kuzmina, Veterinary Nutritionist: Protein-heavy diets lead to dry stool, which hinders the natural expulsion of secretion. Adding fiber softens the stool, reducing mechanical strain on the glands and preventing stagnation.
Cause of Behavior Result / Required Action
Excess protein in diet Dry stool and secretion buildup—requires fiber balance
New neighboring dog Hypersecretion due to territorial instinct
Gland blockage Itching and scooting—requires mechanical expression
Inflammation or abscess Redness and swelling—immediate veterinary visit required

Clinical Risks and Hidden Threats

While scooting is often linked to blocked glands, it can also signal dermatological diseases, allergies, or neurological issues. More critically, internal growths may be the cause.

Sergey Ryabinin, General Veterinarian: Certain tumors can press against the internal anatomy, creating a false sensation that the bowel has not fully emptied. The dog may then scoot in an attempt to "push out" the object causing the discomfort.

Identifying Inflammation

Owners should monitor for specific signs of acute inflammation, including:

  • Redness around the anal opening.
  • A strong, unpleasant odor.
  • Vocalization (whining) when the dog attempts to squat.

Regarding prevention, glands typically empty themselves; professional cleaning is generally only necessary if the animal shows signs of discomfort or consistently produces overly hard stool.

Source: This article was adapted from an original Russian-language publication by Pravda.Ru.

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Author`s name Andrey Mihayloff
News Correspondent at Pravda.Ru, working for the English edition of the site.