University of California, Riverside

Insect Pests of Animals

Pests of Sheep

Pests of Sheep

Biting Midge

Biting midges (Culicoides spp.)

Pest note in Preparation

Black Flies

Black flies (Simuliidae)

Pest note in Preparation

Stable Fly

Stable fly (Stomoxys calcitrans L.)

The stable fly is one of the most serious pests of confined livestock. In many areas it is becoming a more serious pest of pastured cattle as well, associated with hay waste residues from the large, round hay bales fed in pastures. Adult stable flies of both sexes require frequent blood meals (often daily) and feed preferentially on the lower body... Read more

House Fly

House fly (Musca domestica L.)

The house fly (Musca domestica) is a cosmopolitan pest of humans and domestic animals. House flies are generally found in greatest numbers during the hotter summer months. While commonly associated with animal facilities, house flies can also be common in urban areas where garbage, particularly food waste, is not well managed... Read more


Mosquitoes (Culicidae)

The blood feeding habits of mosquitoes has a significant impact on the health and quality of life for humans, pets and livestock. In some developing countries, individuals can receive 50 to 100 bites per night! When poorly managed, significant numbers of biting mosquitoes will negatively affect economies that depend on outdoor... Read More


Sheep bot fly (Oestrus ovis L.)

Pest note in Preparation


Wool maggots (Calliphoridae)

Pest note in Preparation

Place holder

Sheep ked (Melophagus ovinus [L.])

Pest note in Preparation

Sheep Lice

Sheep lice

Pest note in Preparation


Mange mite

Pest note in Preparation

More Information

General Campus Information

University of California, Riverside
900 University Ave.
Riverside, CA 92521
Tel: (951) 827-1012

Department Information

Alec C. Gerry, Ph.D.
Assoc. Professor and Extension Specialist

Veterinary Entomology Laboratory 367
University of California at Riverside

Mike Lewis
Website Administrator: