Why do horses get runny eyes?

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Tags

1. #tears
2. #remedied
3. #procedure
4. #others
5. #variety
6. #often
7. #caused
8. #watery
9. #veterinary
10. #ducts
11. #become
12. #including
13. #reasons
14. #horses
15. #equine
16. #simple
17. #which
18. #mucus
19. #narrower
20. #blocked