The remaining blue light, when mixed with the yellow light, results in white light. New phosphors are being developed to improve color rendering as shown in Figure 5. Figure 5.
How Long Do Parakeets Live? Parakeets tend to live 10 to 14 years, if in good health. Not all will live that long, however, since parakeets can fall ill even with proper care. Improper care can shorten their lifespan to a mere 4 years or less. Consider these parakeet care tips.
Rating Newest Oldest. Best Answer: A parakeet can survive around 3-4 days without food. However, it's not the food that will starve them, but the water. They can die in 72 hours from lack of water, so be sure to keep at least a full bottle of water in the cage.eport Abuse. For a parakeet to go without food for 24 hours is like a human going a week without food. Most pet stores sell weekend feeders that can be put through the wires of most cages.