Medium Sulphur-crested Cockatoo Bird: Personality, Lifespan & Care
General Introduction of the Breed
The Medium Sulphur-crested Cockatoo (Cacatua sulphurea) is a striking and intelligent parrot species known for its beautiful crest and affectionate personality. It originates from Indonesia and surrounding regions, including Timor-Leste. This species is sometimes referred to as the Lesser Sulphur-crested Cockatoo and is closely related to the larger Sulphur-crested Cockatoo.
Historically, Medium Sulphur-crested Cockatoos have been admired for their social nature and intelligence, making them popular as companion birds. However, due to habitat loss and illegal trade, their wild populations have declined, leading to their classification as an endangered species.
Table of Contents
Common Name | Medium Sulphur-crested Cockatoo |
Scientific Name | Cacatua sulphurea |
Origin | Indonesia and Timor-Leste |
Size | 33–35 cm (13–14 inches), 300–400 grams |
Lifespan | 40–60 years |
Colors | White with yellow crest, yellow underwings |
Talking Ability | Moderate – can mimic words and sounds |
Noise Level | High – vocal, especially when seeking attention |
Social Behavior | Extremely social, bonds closely with owners |
Physical Characteristics
Medium Sulphur-crested Cockatoos are smaller than their larger counterparts, typically measuring between 33 to 35 cm (13 to 14 inches) in length. They weigh around 300 to 400 grams (10 to 14 oz). Their defining feature is the bright yellow crest on their head, which they raise when excited or alarmed.
Their plumage is primarily white, with yellowish underwings and tail feathers. Their eyes are dark brown, and they have a dark gray beak that is strong and curved, ideal for cracking nuts and seeds. Their legs and feet are also gray, adapted for climbing and gripping branches.

Personality and Temperament
Medium Sulphur-crested Cockatoos are highly intelligent birds, capable of learning tricks and mimicking human speech. They are very affectionate and bond closely with their owners, often demanding attention and interaction.
These birds have a high energy level and require plenty of mental and physical stimulation to stay happy. They are known for their playful and curious nature, making them entertaining companions. Socialization is key, as they thrive on interaction with humans and other birds.
They can sometimes be noisy, especially when seeking attention, and they are sensitive to environmental changes, needing a stable and structured routine to feel secure.
Care and Maintenance Requirements
Medium Sulphur-crested Cockatoos need ample space to move and stretch their wings, making a large cage or aviary essential. Daily out-of-cage time is important for exercise and mental stimulation.
Grooming includes regular nail trimming and occasional bathing to keep their feathers clean. They do not require extensive grooming, but providing them with softwood toys for chewing helps maintain their beak health.
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These birds are sensitive to extreme temperatures and should be kept in moderate conditions, avoiding excessive heat or cold.

Diet and Nutrition
A balanced diet for a Medium Sulphur-crested Cockatoo includes high-quality pellets, fresh fruits, and vegetables. Seeds and nuts should be given in moderation due to their high fat content.
Avoid foods like chocolate, avocado, caffeine, and salty or sugary snacks, as these can be toxic to birds. Fresh water should always be available, and food portions should be adjusted based on the bird’s activity level.
Health and Common Medical Issues
Common health problems in Medium Sulphur-crested Cockatoos include psittacine beak and feather disease (PBFD), respiratory infections, and feather plucking due to stress or boredom. Regular veterinary check-ups are recommended to maintain good health.
Their average lifespan ranges from 40 to 60 years with proper diet and care, making them a long-term commitment for owners. Vaccinations and routine wellness exams are vital to ensuring their longevity.
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Training and Behavior Management
These cockatoos are highly trainable and respond well to positive reinforcement techniques. Teaching them commands like “step up” and “stay” helps establish good behavior and make handling easier.
Early socialization is important to prevent aggressive tendencies and excessive screaming. Providing a structured routine and plenty of toys can help reduce undesirable behaviors caused by boredom.
Interaction with Other Animals and Humans
Medium Sulphur-crested Cockatoos form strong bonds with their owners and can become very attached. They do well in family settings but need supervision with small children due to their strong beaks.
They generally get along with other birds if socialized early, but interactions should be monitored. These birds thrive in households where they receive ample attention and do not do well with neglect.

Price and Availability
The cost of a Medium Sulphur-crested Cockatoo ranges from $1,500 to $3,000, depending on the breeder and the bird’s age. Adopting from a rescue or sanctuary is a great option for those looking to provide a home to a bird in need.
When purchasing, it is crucial to work with reputable breeders who provide healthy birds and proper documentation. Avoid supporting the illegal pet trade by ensuring the bird was legally bred and not taken from the wild.
Conclusion and Final Thoughts
The Medium Sulphur-crested Cockatoo is a highly intelligent and affectionate parrot that makes a wonderful companion for dedicated owners. However, they require significant attention, mental stimulation, and social interaction to thrive.
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They are best suited for experienced bird owners who understand their need for companionship and structured care. Prospective owners should consider their long lifespan and commitment before deciding to bring one home.
FAQ
What makes them high-maintenance pets?
Their need for attention, long lifespan, noise levels, and sensitivity to routine and environmental changes.
Is this bird suitable for apartment living?
While possible, their loud vocalizations and need for space make them better suited to homes where noise and activity are acceptable.
How much daily interaction do they need?
A lot—at least a few hours daily. They require constant social interaction and mental stimulation.
Are they good with children or other pets?
They can be, but supervision is necessary due to their strong beak and territorial nature around unfamiliar animals.
Can they live alone?
They do best in environments with lots of human interaction or another compatible bird; isolation can lead to stress or feather plucking.