Skin parasitism of the sun bear (mange and mites)
Skin parasitism of the sun bear includes several skin conditions caused by tiny mites that live in or on the animal's skin. The best known is scabies, caused by a mite digging tunnels under the skin. These parasites cause intense itching, h...
What is it?
Skin parasitism of the sun bear includes several skin conditions caused by tiny mites that live in or on the animal's skin. The best known is scabies, caused by a mite digging tunnels under the skin. These parasites cause intense itching, hair loss and skin lesions which can become severe if nothing is done.
This disease mainly affects bears living in conditions of promiscuity, stress or insufficient hygiene, such as certain rescue centers or unsuitable captivities. However, it remains possible in any sun bear, both in captivity and in the wild.
Commonly observed signs
These signs are neither exhaustive nor specific. Only a veterinarian can establish a diagnosis.
Related signs — each one links to its page:
The first signs are itching that causes the bear to scratch, rub against objects or lick itself repeatedly.
The skin turns red, then thickens and wrinkles in places, particularly on the ears, muzzle, paws and stomach.
Thick, grayish scabs may appear, accompanied by localized or widespread hair loss.
An unpleasant odor may emanate from the affected skin, especially in cases of of secondary infection.
In advanced cases, the bear may lose weight, become despondent, and have extensive lesions throughout the body.
When to consult without delay
This list does not replace veterinary advice. It gathers situations that justify a prompt consultation.
Causes and risk factors
The disease is caused by the presence of microscopic mites that settle in the skin or hair follicles. Some dig galleries under the skin (agents of sarcoptic mange), others live on the surface or in the ear canal. These parasites multiply rapidly when conditions are favorable for them, causing an intense inflammatory reaction in the skin.
Direct contact with an infested animal or with a contaminated environment (bedding, enclosures, care tools) promotes transmission.
Promiscuity between animals, an insufficiently cleaned living space, an immune system weakened by stress, malnutrition or an underlying illness increase the risk of developing a severe form.
Bears recently collected in rescue centers, often weakened, are particularly exposed.
Transmission
Transmission occurs by direct contact between animals or by contact with a contaminated environment (bedding, enclosure, care equipment). Mites can survive for some time outside their host.
Diagnosis and care
Diagnosis is the veterinarian's responsibility, based on clinical examination and laboratory tests. Care is decided case by case.
The veterinarian examines the skin and may perform a skin scraping or hair sample to identify the mite in question under a microscope. An examination of the ear canal may also be performed if signs of ear damage are present. These examinations make it possible to differentiate scabies from other causes of itching such as an allergy or bacterial infection.
Treatment
Treatment is based on external or systemic antiparasitics adapted to the species, prescribed and administered under veterinary supervision. Additional skin care may be needed, such as soothing shampoos or treatments for a secondary bacterial infection. Environmental disinfection is an integral part of treatment.
Treatment depends on the cause and the animal's condition: it must be determined by a veterinarian. No self-medication.
Prevention
Good hygiene of the enclosure, regular cleaning of bedding and equipment, as well as quarantine for any new animals introduced, help limit the risks.
Regular veterinary checks of the skin and coat help detect infestations early, before they become severe.
Maintaining a balanced diet and a low-stress environment strengthens the animal's natural defenses.
Possible complications
Without treatment, the lesions can become secondarily infected by bacteria, spread to the entire body and lead to general weakening of the animal. In very severe and neglected cases, the general condition can deteriorate significantly.
When to see a veterinarian
The bear scratches or rubs itself repeatedly and intensely.
Hairless areas or scabs appear on the skin.
The skin changes appearance (thickening, redness, wrinkles, odor).
The animal seems depressed, loses weight or eats less than usual.
Signs of ear damage (scratching, odor, head shaking) are observed.
Transmission to humans
Certain mites responsible for scabies can occasionally cause temporary skin irritation in humans in close contact with an infested animal, without lasting establishment. Wearing gloves and washing hands after handling an affected animal is recommended as a precaution.
Prognosis
The prognosis is generally good if the disease is caught early and treatment is followed well. It becomes more reserved in cases of extensive lesions, secondary infection or general condition already weakened at the time of diagnosis.
Frequently asked questions
Is sun bear mange contagious to humans?
Some mites involved can cause temporary irritation in humans in close contact, but they generally do not settle permanently on human skin. Hygiene precautions are still recommended.
How do I know if my bear has mange rather than just an allergy?
Only a veterinary examination with a skin sample can tell the difference, because the visible signs can be similar.
Is the cure permanent?
With proper treatment and improvement in living conditions, recovery is generally achieved. The risk of reinfestation exists if the environment is not sanitized.
Should an affected bear be isolated from other animals?
Yes, temporary isolation is recommended during treatment to limit the spread to other animals in the group.
References
WOAH — Organisation mondiale de la santé animale (ex-OIE)
WSAVA — World Small Animal Veterinary Association
Content reviewed by the TunisieVet editorial team · Updated 30 October 2026
Comments (0)
No comments yet.
AT A GLANCE
Need a veterinarian?
Find a practitioner near you on TunisieVet, with their specialities, hours and contact details.
Find a veterinarianCategories
Affected species
This information is provided for educational purposes only and is not a substitute for a veterinary consultation. If you have any concerns about your animal's health, consult a veterinarian.
Thinking of welcoming a pet? Dogs and cats are waiting for a family in Tunisia, and adoption is completely free.
Adoption listingsTo discover
Related diseases and linked Animalia content.
Gastrointestinal parasitism of the sun bear (roundworms)
Parasitic
Sun bear pododermatitis
Environmental
Sun Bear Heatstroke
Environmental
Metabolic Bone Disease of the Sun Bear
Other
