Chili produces the pungent vanilloid compound capsaicin, which protects it from predatory mammals. However, Birds are indifferent to the pain-producing effects of capsaicin & are at times fond of it. Seeds are their favourite food. Birds eat seeds of chilies and they are a healthy treat for some species of birds. Did you know that chillies are rich in Vitamin A, which helps in the growth and repair of tissues and also for good eyesight and hearing. Eating chilies also helps in improving feather quality, colour and shine.