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Double factor white spangle

Spangles

Sky Blue Normal

Dominant Pieds

Grey Green

Violet

Dominant Pied

Dominant Varieties features:

- If the gene is present, it will be visible

- The characteristic cannot jump generations

- It will affect a large proportion of the birds

- Visible even if carried by only one gene

- can come from only one of the parents

- breeding is predictable

Therefore:

- No bird can be split green , or to any other dominant factor

- Dominant birds can have recessive babies, but not vice-versa.

- Dominant birds can carry recessive genes

Mackay City Budgerigar Society Inc