If someone approaches his or her parrot in a really negative mood, the pet bird will not want to be handled. It is important to observe your parrot’s behavior in those areas to make sure this does not encourage nesting behavior that might lead to aggressive behavior around the enclosure. For the budgie it is different. As always when confronted with behavior changes, especially abrupt ones, the first thing to do is to take the bird to an experienced avian vet for a check-up. Do not get angry with your parakeet for being aggressive, and never hit or grab her. Also behavior does not form in a vacuum. Why Did My Bird Bite Me? This is because they are reaching sexual maturity, and they suddenly have new hormones racing through their bodies, and begin crowing, among other things! ? Separate the pet birds into different cages. Are Your Pet Bird Incompatible? I have a young male cockatiel born 3rd Oct 2012, he has suddenly become very aggressive, ... My 8 month male cockatiel has suddenly become aggresive. When I am ready to go to work he get on my head and peaks at me hard. Their aggressive behavior has a reason and that is what this article aims to uncover. The last time he acted like this was when I came back from my vacation. Many roosters will go through a period at about five or six months old where they suddenly become more aggressive. . This is a piece of advice I would have loved to have 9 years sooner, my lovebird's territorial guarding of her cage became far more manageable when I upgraded her to a flight cage. Bird showing sudden signs of aggression after change in routine. My Bird has been very aggressive this week. She’ll be fine for an hour or two after waking up, then her mood suddenly changes. Question on behavior . By using positive reinforcement training strategies Amazon parrots can learn to be well behaved for their entire lives. Birds that are stressed or lack mental stimulation may also act out. The typical scenario is this. Hey Lara, She has been perfect in every way since we got her. The most common reason for a budgie to peck or bite is to show affection. However, courtship behavior, territorial defense, sickness and scaring the bird by suddenly grabbing it are the other reasons for aggressive behavior. Removing birdhouses or several bird feeders, for example, may encourage aggressive birds to find a different area for raising their families. Another possibility is change in the physical environment or the appearance of the caregiver. Is it large enough, or is there tension because of crowding? Unusual smell to bird or droppings; Drooped or elevated wing(s) Changes in behavior and general attitude that may be signs of disease in birds: Inactivity; Decreased or changes in vocalizations or singing; Drooping wings; Collapse; Seizures; Increased sleeping or eyes closed; Poor response to stimuli; Changes in personality, e.g., more submissive, more aggressive Bird showing sudden signs of aggression after change in routine. Hi everyone, A little backstory. He will go for my neck first and bite very hard, enough to draw blood. (If the crowing is bothering your neighbors, consider the no-crow rooster collar Aggressive behavior is not necessarily inevitable as a parrot ages.