Yellow parakeet bird + blue parakeet bird = green parakeet bird
Answer:
The green parakeet comes in three shades of varying intensity: light, dark and olive and is, genetically speaking, dominant. Like fairy-tale birds, blue parakeets come in three shades: sky blue, cobalt blue and mauve. … Blue parakeets are a recessive mutation and it is much more difficult to breed chicks of this colour
