Males usually have brighter colors and sing more compared to females.
Anonymous Answered question 6 days ago
Some finch species show tail movements as a gender trait. In Zebra Finches, for example, males wag their tails while singing or courting. If your finch moves its tail up and down frequently, it could be a male. Females don’t usually wag their tails as much.
Anonymous Answered question 6 days ago