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PERMITTING NOTICE Due to a planned upgrade, our permitting system will be unavailable from 5 p.m. Thursday, March 21 until at least Monday, March 25. This includes in-person processing and citizen access ("ACA") permitting. We apologize for any inconvenience and thank you for your patience as we work to upgrade our system to better serve you.

Insect & Animal Borne Diseases

Mosquitoes Insect Borne Illness Allen County Department of Health Indiana

A variety of diseases can be carried by animals and insects and transmitted to humans, including rabies, West Nile virus, Rocky Mountain spotted fever and plague. Many are caused by bacteria, viruses, parasites and fungi carried by animals and insects. People get these diseases by being bitten by animals or insects or through other close contact.

The best way to avoid insect and animal-borne illness is to control the presence of rodents and mosquitoes at home, and wear insect repellent and protective clothing when going outdoors, Protect pets from fleas and ticks as well. And do not to handle sick or dead animals or animal waste.

Other helpful tips include:

  • Avoid direct contact with wild animals and their environment.
  • Wash hands thoroughly and frequently, especially after any contact with animals.
  • Use EPA–registered insect repellents that contain 20% or more DEET (N, N–diethyl–m–toluamide) on clothing and exposed skin for protection that lasts up to several hours.
  • Look for and remove ticks from your body. Parents should check children for ticks.
  • Eliminate mosquito breeding sites around your home getting rid of items that hold water.
Vector Control Division

If you have additional questions about animal and insect-borne diseases, please call our Vector Control & Environmental Services division.

Mosquito-Borne Diseases


Rodent-Borne Diseases


Tick-Borne Diseases


Animal-Borne (Zoonotic) Diseases