Foundation for a Healthy Bird A bird suffering from malnutrition will eventually die from organ failure or from secondary bacterial or viral infections that plague a compromised immune system. Prevent Heavy Metal Poisoning Parrots like to chew on everything, including things that are dangerous to them. Check their environment for items that contain lead, zinc, brass, and copper. These metals can kill or greatly harm your bird. Please read this important article.
Most caged birds seem prone to feather picking, but the condition can be treated and prevented.
This article sheds light on the causes and remedies of feather picking. Deficiency Vitamin A deficiency affects the cells that line the respiratory, reproductive, and digestive tracts. As a result, birds can die from secondary infections caused by a weakened immune system and the inability of the bird to heal itself. Why Caffeine is Bad for Your Bird Caffeine in coffee and chocolate can kill your bird. This article by a veterinarian explains why caffeine is so toxic.