hiii so ive had budgies for around 5 years but ive never seen any of them get aggresive like this, so currently ive got xam (male, 5yrs old), nina (female, 2 years old), beep (male, 2 years old) and xam and nina's son bloop (male, 1 year old). Theyve got a cage but theyre always open and...