Lec28_29_AnimalPestsB_05D

Lec28_29_AnimalPestsB_05D - Insects as Pests of Domestic...

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Insects as Pests of Domestic Animals (Part B) How Insects Annoy Pets, Irritate Cattle, and Reduce Weight Gain in Pigs V Tick-Vectored Problems Cutaneous effects (dermal necrosis and hemorrhage) Rocky Mountain spotted fever (fever and lethargy in dogs) Lyme disease (lethargy, lameness in dogs,cattle and horses) Tick paralysis (paralysis in dogs, cats and even death in cattle, sheep, and goats) H More Images Related to This Topic
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Flea Biology Hosts: cats, dogs, chicken, mice Adults feed on animal hosts Eggs laid near or in nest site of hosts Larvae feed on excretory wastes, including blood, from the adult (also on hair, feathers, or other organic debris) James (1979) V More Images Related to This Topic Flea-ting Facts V Over 100 million years old 2,000+ species Order Siphonaptera Can jump 600 times in an hour, 1.2 milliseconds per jump Most fleas mate only after feeding on a host Females lay about 50 eggs, the week after mating (2-25 at a time, perhaps several hundred in a lifetime) Number of fleas per animal 440 fleas on one cat 932 on a hedgehog 7,000 fleas on one sheep Source: Conniff, R. Scientific American. 1995. Pp. 77-84.
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Lec28_29_AnimalPestsB_05D - Insects as Pests of Domestic...

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