Northern Rosella or Pale-Headed Rosella?
Here's how to tell the difference
Northern Rosella
Pale-Headed Rosella
Northern Rosella
Platycercus venustus
Also known as: Brown's Rosella, Smutty Rosella
General appearance
The Northern Rosella is a medium-sized parrot, around 28cm long. It has a black head and neck with a blue patch behind the eye, and white cheek patches. The back and wing coverts are black with yellow borders creating a scalloped pattern. And, its belly is red and blue with black edges.
Male vs female
Gender differences in Northern Rosellas are subtle. Males are typically slightly larger with a bigger beak. The blue patch on the nape is more spread out in males while more concentrated in females. Colors might also be slightly brighter in males, but this is not a reliable indicator.
Juvenile
Juvenile Northern Rosellas have a lot of green on them, particularly on the back and wings, which slowly changes to black as they mature. They also have a smaller beak and their cheek patches are more cream than white. The change from juvenile to adult plumage usually occurs at around one year old.
Size
11.4 - 12.6 in/3.2 - 3.9 oz
There's more to learn about Northern Rosella
View full detailsPale-Headed Rosella
Platycercus adscitus
General appearance
The pale-headed rosella is a large parrot species known for its striking colors. Its head, neck and underparts are predominantly pale yellow, while the back and wings feature shades of blue. The tail is long and gradates from dark blue to white at the tip. The bird's bright red underwing coverts are a prominent visual when in flight.
Male vs female
Both male and female pale-headed rosellas share similar colorations, which makes sexing difficult. On closer observation, males tend to be slightly larger and may possess more vibrant coloration. Females may have a more greenish tinge, especially on the nape. Further, the underwing streaks of red are usually not as prominent in females as they are in males.
Juvenile
Juvenile pale-headed rosellas exhibit more greener plumage on their backs and wings, which slowly turns into blue as they mature. Their heads are also not as strikingly pale compared to adults. As the young mature, they acquire the typical adult colouration. There's no distinct seasonal variation in the appearance of this bird.
Size
11.0 - 13.4 in/3.5 - 6.2 oz
There's more to learn about Pale-Headed Rosella
View full detailsHow to tell the Northern Rosella from the Pale-Headed Rosella
Visual differences
The Northern Rosella is about 11-12.5 inches long, with a black head, blue patch behind the eye, white cheeks, and a red-blue belly with black edges. The Pale-Headed Rosella is slightly larger at 11-13.5 inches, featuring a pale yellow head and neck, blue back and wings, and bright red underwing coverts. The Northern Rosella exhibits a scalloped black and yellow pattern on its back, while the Pale-Headed Rosella is distinguished by a gradient of tail colors, from dark blue to white. Both have similar medium-sized beaks.
Key differences and behavior
Northern Rosellas are less sociable, preferring family groups, while Pale-headed Rosellas, though generally more aggressive, are known for louder presence but similar family bonding. Both species foster mutual preening during courtship and use tree hollows for nesting, yet Northern Rosellas often seek water-proximal eucalyptus trees, while Pale-headed Rosellas may include underground hollows and adapt to garden nest boxes. In diet, Northern Rosellas forage for seeds, berries, and eucalyptus nectar, essential for pollination, while Pale-headed Rosellas prefer seeds and fruits with occasional nuts and insects. Both adapt to human environments, Northern Rosellas in urban fringes and Pale-headed Rosellas in parks and gardens. The Northern Rosella weighs around 3.2-3.9 oz and measures 11-12.5 inches, whereas the Pale-headed Rosella is slightly larger at 3.5-6.2 oz and 11-13.4 inches.
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