what is the difference between a male quail and a female quail

There's a number of things that can be used to distinguish between a male and a female quail.

•  Body color - females are brighter  rather than males. 
•  males quail crowed, while female quails are not crowed.
• . female quail have a heavier weighting of 20% compared to male quail
• Another difference is also visible in the hole widened out horizontally at the back near the rectum, female quail. Meanwhile, at the male quails, it appears there is sphere and out of white fluid (sperm) if the push