Topics:
Animal Refresher, Animal Reproduction
Most Common Cause of Abortion in Sheep & Goat
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Question (English)
Most common cause of abortion in sheep & goat is:
- Campylobacter fetus (Vibrio fetus) ✓ Correct
- Brucella melitensis
- Brucella abortus
- Leptospira
Explanation:
Correct Answer: Campylobacter fetus (Vibrio fetus)
The most common infectious cause of abortion in sheep & goat is Campylobacter fetus (previously known as Vibrio fetus), the causative agent of Vibriosis / Campylobacteriosis.
Campylobacter fetus Abortion
- Causes epidemic abortion in ewes — often in the last trimester.
- Spread venereally or through contaminated pasture/feed.
- Two main subspecies: C. fetus subsp. fetus (intestinal tract) and C. fetus subsp. venerealis (venereal route in cattle).
- In sheep and goats, C. fetus subsp. fetus is the primary cause of enzootic abortion.
Main Causes of Abortion by Species
- Sheep & Goat: Campylobacter fetus ✔
- Cattle: Brucella abortus
- Bitch: Brucella canis
- Swine: Leptospira
- She-camel: Trypanosoma evansi
Important Note
Brucella, Leptospira, Mycobacterium, and Listeria cause abortion mainly in the last trimester, whereas Trichomonas foetus (cattle) causes abortion in the first trimester.
📚 About this Topic — Animal Refresher
This multiple choice question is from Animal Refresher, Animal Reproduction. It has 4 options with a detailed explanation of the correct answer. Practice more MCQs from Animal Refresher to strengthen your preparation.
