What causes blue eyes in horses?

Related questions

1. Are blue eyes in horses bad?
2. What is the cause of uveitis?
3. Is liquorice good for horses?
4. Is uveitis contagious in horses?
5. Can you ride a horse with cataracts?
6. What causes recurrent uveitis in horses?
7. Is it rare for a horse to have blue eyes?
8. Why is my horse's eye cloudy?
9. How long does it take for uveitis to go away?
10. How much does cataract surgery cost for horses?

Tags

1. #horse
2. #creme
3. #double
4. #making
5. #affects
6. #combination
7. #pigmentation
8. #dilute
9. #irides
10. #caused
11. #cause
12. #basic
13. #horses
14. #genes
15. #color
16. #occurrence
17. #understood