The short answer for this slender Australian parrot
A healthy adult princess parrot should see an avian vet once a year for a routine checkup, even when she seems bright, active, and perfectly content in her aviary or flight cage. Princess parrots are calm, soft-voiced birds that evolved to keep up appearances; in the wild a visibly weak bird draws predators, so a pet princess will often eat, call, and move about normally while something is already going wrong underneath.
That hiding instinct is exactly why the annual visit matters more than waiting for symptoms. A yearly rhythm also suits her long lifespan: a bird who may be your companion for decades builds a useful health history one unhurried, unwell-free visit at a time.
What the yearly visit actually checks on a princess parrot
Expect the vet to weigh her on a gram scale and compare that figure with last year's, because a slow drift down is often the first objective sign of trouble in a bird this light-framed. The vet will look inside the beak, check the nares and eyes, feel the breast muscle over the keel bone, and examine the condition of those long central tail feathers and the pastel wing feathers for stress bars or poor moult.
Droppings deserve a close look with this species. A princess parrot on a seed-heavy diet can run short on key nutrients while looking plump, so the vet may discuss shifting the balance toward formulated food, leafy greens, and sprouted seed, and may test droppings for parasites or bacterial imbalance, especially if she lives outdoors in an aviary where wild birds can visit the wire.
When once a year is not often enough
Move to twice-yearly visits, or go promptly between annual checks, when your princess parrot is elderly, has a known ongoing condition the vet is monitoring, or is recovering from an illness or injury. Any of the following should trigger a call the same day rather than a wait-and-see: sitting fluffed with eyes half closed, tail bobbing as she breathes, staying on the cage floor, a clear drop in appetite, wet or discoloured droppings that persist beyond a day, or a sudden silence from a bird who normally greets the morning softly.
A newly acquired princess parrot also earns an early visit regardless of the calendar. A first check within the opening weeks establishes her baseline weight, screens for problems she may have carried from the breeder or previous aviary, and protects any birds you already keep.
Making the trip easier on a gentle bird
Princess parrots are not natural hand-tame lap birds in the way some parrots are, and a clumsy grab can cost trust you have built over months. Practise stepping into a small travel cage for treats during ordinary weeks, line it with plain paper so the vet can read the droppings she produces on the journey, and cover it lightly for the car ride to keep her calm.
Bring a short note of what she eats, any recent moult or behaviour change, and a fresh dropping sample if the clinic asks for one. Jot the visit's findings down the same day while they are fresh in your mind.
A princess parrot who is weighed, diet-checked, and looked over every year gives her vet the baseline that makes real changes stand out fast, and KinsLe's Pet Passport keeps those yearly weights, diet notes, and visit summaries together in one portable packet ready for the next appointment.