Called also neonate and newborn. premature infant (preterm infant) one born before a gestational age of 37 completed weeks (259 days). The duration of gestation is measured from the first day of the last menstrual period and is expressed in completed days or weeks.
Stress. The second most common reason that parrots pluck their feathers is stress. Parrots can become stressed because of lack of attention from their owners, dirty or cramped accommodations, and boredom.According to veterinarian Ron Hines, Some birds literally groom their feathers off for lack of other pastimes..tress. The second most common reason that parrots pluck their feathers is stress. Parrots can become stressed because of lack of attention from their owners, dirty or cramped accommodations, and boredom. According to veterinarian Ron Hines, Some birds literally groom their feathers off for lack of other pastimes..
Whether a parrot is plucking or chewing its feathers, the causes and cures are usually the same. The following describes some the possible causes of plucking, and what you can do about it. It is important to remember that each individual is different.or example, a diet that does not have enough protein may cause a parrot to start eating his own feathers to supplement his diet. Sometime a diet too low in fat will cause plucking in some greys. Each animal is an individual and will metabolize nutrients differently. So what works for one, may not work for another.