Blue Mutation

Some articles on blue mutation, mutation, blue:

Blue Budgerigar Mutation - Appearance
... The Blue mutation changes the colour of the body feathers, which are light green in the wild-type, to skyblue and the colour of mask and other parts which are yellow in the wild-type, to white ... In the domesticated bird this mutation changes the Light Green variety into the Skyblue variety, the Dark Green into the Cobalt and the Olive into the Mauve ... to petrol on water, which in the budgerigar produces a blue colouration ...
Blue Budgerigar Mutation - Genetics
... The Blue mutation is recessive to its wild-type allele, so a bird possessing a single Blue allele (the heterozygote) is identical in appearance to the wild-type light green ... a bird is said to be a Light Green split blue, usually written Light Green/blue ... In a bird which has two Blue alleles (the homozygote), the lack of the wild-type allele means the yellow pigment can no longer be produced, and so the body colour is blue — the Skyblue ...

Famous quotes containing the word blue:

    I have just come down from my father.
    Higher and higher he lies
    Above me in a blue light
    Shed by a tinted window.
    James Dickey (b. 1923)