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PARASITOS Y ENFERMEDADES PARASITARIAS
DE LOS ANIMALES DOMESTICOS


PARASITES AND PARASITIC DISEASES OF DOMESTIC ANIMALS


Cooperia

Cooperia species usually play a secondary role in the pathogenesis of parasitic gastroenteritis of ruminants although they may be the most numerous trichostrongyle present. 

Life Cycle


Cooperia has a direct  life cycle and there is no migration in the definitive host.  

(or_da_ar.gif (344 bytes)) Following ingestion of infective L3s, the larvae reach the small intestine and develop into adults (A).   The prepatent period varies from 15 to 18 days. 


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Parásitos y enfermedades parasitarias de los animales domésticos
Dr. Colin Johnstone (autor principal)
Derechos de copia © Universidad de Pennsylvania