An animal bite is a wound caused by the teeth of an animal. The injury can damage skin, nerves, bone, muscle, blood vessels, or joints.
Most bites occur when an animal has been bothered. Animals with rabies may bite without being bothered.
Animal bites are more common in males and people less than 20 years of age. Dog bites are more common in boys from 5 to 9 years old. Cat bites are more common in females of all ages.
Symptoms can range from a mild wound to a serious infection. Symptoms of wounds are pain and bleeding.
Signs of infection often happen 24 to 72 hours after the bite. They may be:
The doctor will ask about the bite, the animal that bit you, and your health history. The doctor will check the wound. If the wound looks infected, the doctor may swab it for testing.
X-rays may be done to look for broken bones.
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The goal of treatment is to promote healing, reduce the risk of infection, and prevent problems. The risk of infection and problems is lowered by getting prompt medical care. Medical care is especially important for:
Treatment options are:
Hospital care may be needed for those with severe wounds or infections, or certain health problems.
The risk of animal bites may be reduced by learning and practicing animal safety.
AVMA—American Veterinary Medical Association
Family Doctor—American Academy of Family Physicians
About Kids Health—The Hospital for Sick Children
Bula-Rudas FJ, Olcott JL. Human and animal bites. Pediatr Rev. 2018;39(10):490-500.
Cat and dog bites. Family Doctor—American Academy of Family Physicians website. Available at: https://familydoctor.org/cat-and-dog-bites. Accessed March 30, 2021.
Mammalian bite. EBSCO DynaMed website. Available at: https://www.dynamed.com/condition/mammalian-bite . Accessed March 30, 2021.
Last reviewed December 2020 by EBSCO Medical Review Board David L. Horn, MD, FACP Last Updated: 3/30/2021