Flies

Question 1

Flies have only one pair of functional wings attached to the mesothorax and a pair of small, knob-like structures on the metathorax called

Answer 1

halteres

Question 2

Thought to be remnants of the second pair of wings and do not function directly in flight, but are thought to assist flies with balance and orientation

Answer 2

halteres

Question 3

Upon completion of feeding, many maggots have the habit of

Answer 3

wandering away from their breeding site

Question 4

When breeding sites are hidden, what stage of development is most likely to be seen by a client or PMP?

Answer 4

prepupal - just prior to pupation but after the larva has grown to a mature size

Question 5

When do prepupae begin the pupation process to emerge as adults?

Answer 5

once they find a suitable crevice to hide

Question 6

_________ breeding sites can sometimes be far from where adults are found due to some flies who can fly more than a mile or more from their breeding site

Answer 6

Outdoor

Question 7

Three flies found in drains or sewers?

Answer 7

Moth flies, phorid flies, and fungus gnats

Question 8

Three flies found near rotting fruits and organic matter?

Answer 8

Phorid flies, Fruit flies, and soldier flies

Question 9

Fly found in potting soil?

Answer 9

Fungus gnats

Question 10

Four flies found in carrion?

Answer 10

Phorid flies, soldier flies, blow flies, and flesh flies

Question 11

Six flies found outdoors?

Answer 11

Blow flies, flesh flies, house flies, crane flies, Moqsuitoes, Cluster flies

Question 12

At the base of the flight wings of some flies, there are lobes or

Answer 12

calypters (also called squamae)

Question 13

Two flies with piercing-sucking mouthparts?

Answer 13

Stable flies & mosquitoes

Question 14

Flies with sponging mouthparts?

Answer 14

House flies

Question 15

Fly larvae have what type of mouthparts?

Answer 15

chewing - cannot chew as adults

Question 16

Two flies that have sponging mouthparts that are combined with a series of knife-like mouthparts?

Answer 16

Horse flies and deer flies

Question 17

Bristles on the body of flies are called

Answer 17

chaetotaxy

Question 18

The invasion of human tissue or organs by dipteran larvae is called

Answer 18

myiasis

Question 19

Which fly can transmit at least 100 known pathogens?

Answer 19

Common house fly

Question 20

Most well known flies that cause myiasis?

Answer 20

Bot flies and warble flies - occasionally lesser house flies

Question 21

Common pests of kitchens and restaurants where doors open frequently?

Answer 21

House flies

Question 22

Fourth wing vein curves sharply forwards toward the wing tip in which fly?

Answer 22

House fly (Musca domestica)

Question 23

Look similar to house flies, but they are much smaller in the adult stage?

Answer 23

Lesser house flies

Question 24

Most important insects for forensic entomolgists?

Answer 24

Blow flies aka bottle flies

Question 25

Not uncommon indoor pests especially when an animal dies in an attic, crawl space, or other inaccessible area in a structure

Answer 25

Blow flies aka bottle flies

Question 26

Large number of these flies indoors is almost certain evidence of a dead animal in the structure

Answer 26

Blow flies aka bottle flies

Question 27

Mature larvae of these flies are headless

Answer 27

Blow flies aka bottle flies

Question 28

Tip of the abdomen is commonly red or pink on these fies

Answer 28

Flesh flies

Question 29

Strong fliers and may travel up to 70 miles from their breeding sites

Answer 29

Stable flies

Question 30

Sensitive to wind and frequently aggregate along lake or ocean shorelines, where they take refuge in dunes and may even breed in decaying seaweed

Answer 30

Stable flies

Question 31

Checkerboard abdomens and prominent proboscis that is capable of causing a painful bite

Answer 31

Stable flies

Question 32

Occasionally invade structures in the fall, especially in northern states

Answer 32

Cluster flies

Question 33

Short, golden-colored hairs on the thorax and irregular light and dark gray areas on the abdomen

Answer 33

Cluster flies

Question 34

Typically slow-moving flies

Answer 34

Cluster flies

Question 35

Adults of these flies lay their eggs in soil, where their larvae parasitize earthworms

Answer 35

Cluster flies

Question 36

May form overwintering clusters in attics and walls

Answer 36

Cluster flies along with face flies

Question 37

Filth flies that may be misidentified as fruit flies or other small flies

Answer 37

small dung flies

Question 38

Adult flies are about 1 inch and may resemble wasps in appearance

Answer 38

Black soldier flies

Question 39

Larvae grow to more than one inch in length and are dark-brown, flattened, and leathery in appearance

Answer 39

Black soldier flies

Question 40

Also known as vinegar flies or pomace flies

Answer 40

fruit flies

Question 41

Usually tan to brownish-yellow or black, and their eyes may be bright-red or dark

Answer 41

fruit flies

Question 42

Larvae have two dark "hooks" on the head end

Answer 42

fruit flies

Question 43

Especially common during warmer seasons, but can be found year-round in structures

Answer 43

fruit flies

Question 44

Less attracted to fruits and are more likely to be associated with floor drains, dishwashers, urinals, and fecal material

Answer 44

dark-eyed fruit flies

Question 45

Also known as drain flies, filter flies, or sewer flies

Answer 45

moth flies

Question 46

Veins on the wings are parallel, and the wings are densely covered with hairs giving them a moth-like appearance

Answer 46

moth flies

Question 47

Prefer to live in sewers, sump pumps, drains, and under cracked tiles where moisture is plentiful

Answer 47

drain flies

Question 48

Females lay eggs on the scummy layers of film that are found in standing water and the larvae feed on fungi, algae, bacterial films, and other microorganisms

Answer 48

drain flies

Question 49

Also known as humpbacked flies, coffin flies, scuttle flies, or mausoleum flies

Answer 49

phorid flies

Question 50

Humpbacked profiles on these flies and found near drains, sewers, and decaying organic matter

Answer 50

phorid flies

Question 51

Heavy infestations in buildings are commonly associated with underground sewage lines that are broken

Answer 51

phorid flies

Question 52

Females most commonly lay their eggs in the over-watered soil of potted plants or atriums

Answer 52

fungus gnats

Question 53

Ultimate goal of fly management of indoor flies

Answer 53

finding and eliminating larval breeding sites

Question 54

Light traps should generally be placed _______ feet above the ground and at least _______ feet from exterior doors

Answer 54

4-6, 12-15

Question 55

Sticky boards for fly management should be replaced

Answer 55

weekly or when 60% full

Question 56

The color and hairiness of these are useful in identification

Answer 56

Squamae (calypters)

Question 57

Wetter years tend to produce higher numbers of these flies due to their preference to breed in wet, rotting grass clippings, hay, straw, and other organic materials especially when combined with manure

Answer 57

Stable flies