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→Hydrotaea irritans
Line 110:
Line 110:
*'''One generation per year'''
*'''One generation per year'''
+
'''Pathogenesis'''
'''Pathogenesis'''
−*Cattle:
+*Cattle
−**Head flies may transmit summer mastitis
+**Evidence suggests that they transmit summer mastitis
−*Sheep:
+*Sheep
−**Extreme irritation
+**Cause extreme irritation
***Mouthparts rasp the skin to feed on secretions and exudate
***Mouthparts rasp the skin to feed on secretions and exudate
−**Self-inflicted damage
+**Leads to self-inflicted damage
***E.g. 'Broken Head'
***E.g. 'Broken Head'
**Secondary bacterial infection may occur
**Secondary bacterial infection may occur