In the wild survival of the fittest is the name of the game and any sign of weakness through illness or injury could result in death. So when your parrot is health he will do his very utmost to hide the fact he is sick. You need to know what to look for so you can spot any sign of illness before it is too late. By the time you see very obvious signs your bird is sick it is often too late. Here you will find tips and hints of what to look for to ensure you have a health bird.