Self-Mutilation

What is it?
Self-mutilation is when a sugar glider chews or bites its own body, most often the tail, legs, genitals, or a surgical site. Gliders are highly social, and stress from living alone, boredom, irregular schedules, or a poor environment is a frequent trigger. Pain, infection, parasites, and post-surgery irritation can also start it.
What signs should I watch for?
Signs to watch for include fur loss or bald patches; chewed tail tip or limbs; open, bleeding wounds; constant grooming of one area; and crying, restlessness, or irritability.
How is it diagnosed and treated?
Your veterinarian treats wounds, controls pain and infection, and may use a protective collar or bandage. The real work is finding the cause: checking for medical problems and reviewing housing, companionship, diet, and daily routine.
Can it be prevented, and what's the outlook?
- This can become severe quickly and is an urgent problem.
- Keeping gliders in compatible pairs or groups with a large, enriched cage greatly reduces risk.
Reviewed by the Adler Veterinary Hospital veterinary team, October 2026.
Gliders living alone, bored, or stressed
Who's at risk:
Bald patches, chewed tail or limbs, open bleeding wounds
Main signs:
See a vet within a day or two
Urgency:
When to call a vet right away
- Open, bleeding wounds
- Chewed tail tip or limbs
Not sure whether it can wait? Call us anyway. Our team can help you decide.
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