You will also find an explanation of the law that limits the amount a physician can charge a Medicare beneficiary for covered services. But first, here are some basic facts about Medicare. The Two Parts of Medicare Medicare has two parts -- Hospital Insurance (Part A) and Supplementary Medical Insurance (Part B).
Many color mutations of Gouldian Finches have been bred. Mutation of body color influences the phenotype of head color. Inheritance of the mutations is the same as in naturally colored specimens. Therefore we may speak of red-headed green, blue or silver, even though phenotypically the coloring is different.
Finch #1 looks like a large ground finch and may well be, but according to the bird guide, a finch that looks like a large ground finch but is in a mixed flock is probably a medium ground finch that is at the very large end of the medium finch range.