biting agressive

I've gotten a cockatiel for my birthday a few years ago (Female, age unknown). The thing is, she shows aggressive towards everyone: ever since she popped up. Its impossible to pet her, she screeches randomly, lunges when trying to bite.. our household cat isn't even all that interested, which...

Hey guys! May be a long post but please read the full post before responding. So the problem: My conure, since coming home, has had problems with my roommates. It's almost always hands but he occasionally bites faces. This is a behaviour he rarely displays towards me, but I've explicitly...

Hello, I have a 4 year old Quaker parrot and he bites everyone except for me. He constantly attacks my little sister and I don't know how to stop him. Sometimes he would be nice to her but most of the time he just bites her and the bites are quite severe. It's been an ongoing issue since the...

Hello ! I need help, a lot. I recently got a green cheek conure (he's 11 years old) and he is so aggressive. He looks for my hand to bite them. He only nipped at first, which I ignored like I was told to, but now he is biting me harsh, my hands are covered in bruises it's very bad. I don't know...