Animal Ectoparasites & Disease Vectors Fleas Ticks/Mites Lice Biting Flies
Mar 27, 2015
Animal Ectoparasites & Disease Vectors
Fleas
Ticks/Mites
Lice
Biting Flies
Biting Flies
Biting Flies - Life Cycle
Biting Flies - Life Cycle
Biting Flies - Life Cycle
Biting Flies - Life Cycle
Biting Flies - Habitat
Unsanitary areas! feces, garbage, filth, etc.
Mosquitos - Life Cycle
Mosquitos - Habitat
Flies: Animals Affected
Cattle Horses Sheep/Goats Dogs/cats People
Flies: Injury
Invasive Myiasis Nuisance
Weight loss Reduced weight gain Scratching Hair loss Lethargy
Infection
Direct Injury - Myiasis
Myiasis
Flies: Injury
Blood Loss/anemia Hide Damage
Cattle grub/cysts- on back & sides
Disease Encephalitis: WNV, JEE
(horses) Bot fly (sheep/goat nostrils)
Lice
Lice: Biology Live on the animal Collect with skin scrapings More common in autumn & winter Chewing & sucking Spread by direct contact Affect:
Poultry Cattle Sheep/goats
Lice - Life Cycle
Nymph Stages
Adult
Lice: Injury Nuisance
Weight loss Reduced weight gain Reduced milk production Scratching
Lesions Hair loss Lethargy
Infection
Ticks and Mites
Tick/Mite Biology
Hard & Soft Ticks Soft ticks tend to remain in
bedding/stable/den Hard ticks fall off into vegetation &
quest for next host
Ticks and Mites - Life Cycle
Ticks/Mites - Injury
Mange Caused by mites Feed on skin surface & burrow under skin Nodules form in tunnels Causes intense itching
Ticks/Mites - Injury Nuisance Infection Blood Loss/anemia Disease:
Babesiosis Q fever Tick paralysis Tularemia Tick borne fever
Ticks and Mites - Habitat
Underbrush, tall grass, pathways, resting places, dens
Fleas
Fleas - Biology
Live on the host or in burrow/den Pupae can remain dormant until host
detected Sticktight fleas remain attached for
long periods of time Affects:
All mammals & poultry (sticktight fleas)
Fleas - Life Cycle
Fleas - Habitat
Burrows, nesting, and bedding down areas
Fleas - Injury
Nuisance Dermatitis Anemia Disease:
Plague Tularemia Typhus
Prevention
Sanitation Open range vs feedlot Breeding areas: dirty, damp,
feces/manure Eliminate brushy areas/animal burrows
Eliminate Standing Water (mosquitoes)
Avoid overcrowding Maintain healthy animals
Control Insecticide application:
Rubs Ear tags Sprays
Livestock Residual barrier
Timing of application Retreatment may be needed
when eggs hatch Fly traps
Questions??