Flies that suck blood

Question 1

What is the scientific name of Black Fly?

Answer 1

Simulium spp

Question 2

What is the common name of Simulium spp?

Answer 2

Black Fly

Buffalo gnat

Question 3

What does a bite from a Black fly cause?

Answer 3

Onchocerciasis aka River Blindness

Question 4

What does Onchocerciasis cause?

Answer 4

Blindness
Skin lesions
Enlarged lymph nodes
Inflammation
Fibrosis

Question 5

What is the scientific name of Biting Midges?

Answer 5

Culicoides spp

Question 6

What is the common name of Culicoides spp?

Answer 6

Biting mideges

“No-see-ums”

Question 7

What are the clinical signs of bite from a Culicoides spp?

Answer 7

Dermatitis, skin lesions

Question 8

What are the clinical signs of sheep with a bite from Culicoides spp?

Answer 8

Swollen ears, nose, neck

Excessive salivation

Question 9

What does a bite from Culicoides spp cause in horses?

Answer 9

Anaphylaxis

Question 10

What pathogenesis does Culicoides spp cause?

Answer 10

Mansonella (filarial worms)
Bluetongue virus (sheep/cattle)
African horse sickness

Question 11

What is the zoonosis of Culicoides spp?

Answer 11

Oropouche fever from Culicoides paraensis

Question 12

What is the common name of Anopheles spp, Aedes spp, and Culex spp?

Answer 12

Mosquitos

Question 13

What is the pathogenesis of Anopheles spp?

Answer 13

Malaria

Question 14

What is the pathogenesis of the Aedes spp?

Answer 14

Zika virus

Yellow fever

Question 15

What is the pathogenesis of Culex spp?

Answer 15

West Nile Virus

Equine infectious anemia

Question 16

What do Anopheles spp, Aedes spp and Culex spp all cause?

Answer 16

Heartworm

Question 17

What is the definitive host of Chrysops spp and Tabanus spp?

Answer 17

Horses
Cattle
Humans
Dogs
Etc

Question 18

What is the common name of Chrysops spp?

Answer 18

Deer fly

Question 19

What is the common name of Tabanus spp?

Answer 19

Horse-flies

Question 20

What are the clinical signs of Chrysops and Tabanus spp?

Answer 20

Painful bites

Question 21

Chrysops spp and Tabanus spp are common vectors for what disease?

Answer 21

Equine Infectious Anemia (EIA)

Question 22

How do you tell a horse fly and a deer fly apart?

Answer 22

Horse Fly (Tabanus spp) = Big
Deer Fly (Chrysops spp) = Look almost triangular when viewed from above

Question 23

Is Chrysops and Tabanus spp zoonotic?

Answer 23

No

Question 24

What is the common name of the Stomoxys spp?

Answer 24

Stable fly, biting housefly

Question 25

What is the predilection site of Stomoxys sp?

Answer 25

Legs Abdomen Ears

Question 26

What is the clinical signs of Stomoxys sp?

Answer 26

Hair loss | Dried blood

Question 27

What does Stomoxys sp cause?

Answer 27

Equine infectious anemia | Anthrax

Question 28

What zoonosis does Stomoxys sp have?

Answer 28

Possible anthrax | West nile fever

Question 29

What bacteria causes anthrax?

Answer 29

Bacillus anthracis

Question 30

What is the most important method of control for Stomoxys sp?

Answer 30

Sanitation

Question 31

What is the definitive host of the horn fly?

Answer 31

``` Cattle Buffalo Bison Horses Other large animals ```

Question 32

What are the clinical signs of a horn fly infestation?

Answer 32

``` Decreased milk production Poor feed efficiency Reduced weight gain Painful papules and wheals Ventral midline dermatitis ```

Question 33

What is the pathogenesis of the Horn fly?

Answer 33

Host for Stephanofilaria stilesi

Question 34

What is Stephanofilaria stilesi?

Answer 34

A filarial parasite that produces plaque-like lesions on the ventral abdomen of cattle

Question 35

What do horn flies look like?

Answer 35

Dark color | Bayonet-like proboscis that protrudes forward from the head

Question 36

Does the Horn fly cause any zoonosis?

Answer 36

No

Question 37

What is the definitive host of the sheep ked?

Answer 37

Sheep and Goats

Question 38

What is the predilection site of Sheep ked?

Answer 38

Deep within the sheep's wool or the goat's fleece

Question 39

What are the clinical signs of a Sheep ked infestation?

Answer 39

``` Pruritis Weight loss Anemia Anxiety Reduction in wool growth ```

Question 40

How are sheep ked transmitted?

Answer 40

Direct contact with infested animals

Question 41

Sheep Ked are reported to be responsible for the transmission of what viruses and bacteria?

Answer 41

``` Bartonella spp Anaplasma spp Bluetongue virus Border disease virus Rickettsia spp Trypanosoma malophagium ```

Question 42

How is sheep ked treated?

Answer 42

With insecticides after shearing, best results are from insecticides that have residual activity of over 3-4 weeks

Question 43

What is the economic impact of Sheep Ked?

Answer 43

Reducing the production of meat, milk and wool

Question 44

When sheep bite and scratch themselves what does it do to the fleece?

Answer 44

Thin Ragged Dirty Defect in hides

Question 45

What species of flies does the female suck blood?

Answer 45

``` Simulium spp Phelbotomine sand flies Culicoides spp Anopheles, Aedes, Culex Chrysops spp Tabanus spp ```

Question 46

What species of flies do both males and females suck blood?

Answer 46

Tsetse fly Stomoxy's sp Horn fly Sheep ked