Forecasting methods can help estimate many such future aspects of a business operation. The goal of forecasting is to come as close to possible to an accurate picture of the future. But, as with other forms of fortune telling, it can never be fully accurate.
The cere is the fleshy band of tissue containing the nares. Young budgies of all colors start out with a pale bluish or light tan cere, depending on the budgieâs feather color. As they reach sexual maturity, the cere color will usually change.
You can tell mature males from females by the color of their cere (the fleshy part above their beak and around their nostrils): A maleâs cere is usually blue (American Parakeet on left); a femaleâs is tan, brown, white, or white with a little pale blue (American Parakeet on right).