Other birds may be more attracted to the colors of their own plumage as those could indicate a potential mate or another bird that is surviving well. 1  Most bright colors, however, can be used to attract birds, with certain bird species being more attracted to particular shades. 1  Red and Pink: Hummingbirds. 2  Orange: Orioles, hummingbirds. 3  Yellow: Goldfinches, warblers, hummingbirds.  Blue: Bluebirds, jays.
This phenomenon is called the founder effect. The founder effect is generically a loss of genetic diversity. But specifically, it refers to limited genetic diversity that occurs when a small group of individuals from a genetically diverse population of some species migrates away and forms a new colony.
The founder effect differs from a population bottleneck in that the founder effe. The founder effect differs from a population bottleneck in that the founder effect ______. A) requires a small population. B) is a type of natural selection. C) can only occur on an oceanic island colony. D) involves the isolation of a small colony of individuals from a larger population.