To distinguish empty roof dove is a few ways, first you apply what works offline:
- Discrimination of large and small two zones meat on the nose: Males meat zone both short and large, horizontal, thick; female, long, small, narrow, flat (accuracy 70 - 80%)
- Dove in the body to, big round head and neck, a fresh coat of, sharper light; female body small, plump, and smaller feet. (accuracy around 60 - 70%)
- Observe the two pins next to the anus, the male two pins denser, more females apart (about 60 to 70% accurate, to familiar new look distinguished).
- If you have time to observe the birds, we will see how to drink water between the empty roofs are very different: males drinking regular hot tub in very deep water trough near mine eyes and drinking females, on the other hand only half mines or less, except for females too thirsty expression drinking as males. (accurate to 80 - 90%).
Hope this helps..!!!