Northern Rosella or Pale-Headed Rosella?

Here's how to tell the difference

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Northern Rosella

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Pale-Headed Rosella image 1
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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

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How 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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