Gray-Crowned Rosy-Finch vs Brown-Capped Rosy-Finch

Gray-Crowned Rosy-Finch

Leucosticte tephrocotis

Also known as: Gray-Crowned Rosy Finch

How to recognise a gray-crowned rosy-finch?

General appearance

The gray-crowned rosy-finch is noticeable with its brown body and gray band. It has a blush of rose-pink color on its belly, rump, and wings. Its size varies from 5 3/4-6 3/4 inches (15-17 cm), almost similar to a Robin or Sparrow. The tail shape is either notched or square-tipped, and the wings are pointed.

Male vs female

The male gray-crowned rosy-finch is distinctive with a gray band across its nape. The width of this band can vary depending on the race. Females are similar to other female rosy finches, making it challenging to differentiate based on coloration. However, unlike males, females lack a noticeable gray neckband.

Juvenile

Juvenile gray-crowned rosy-finches may resemble adults but lack the pronounced coloration. Over time, they develop the distinct rosy pink wash and gray band. Detailed characteristics of juveniles are not clearly defined and further investigation is needed.

Size

5.5 - 6.3 in/0.8 - 0.9 oz

Habitat

Primary habitat

The gray-crowned rosy-finch primarily inhabits barren tundra, alpine snowfields, and rocky islands off Alaska. It breeds in high mountains and Alaskan islands tundra.

Additional range

In winter, the finch occupies similar habitats to its primary range, but also extends to mountain valleys, open plains, and towns.

Range Map

What do gray-crowned rosy-finches like to eat?

Natural diet

The gray-crowned rosy-finch primarily feeds on seeds and insects. In winter, its diet mainly consists of seeds from grasses and weeds, which can make up nearly its entire diet. During summer, it consumes many insects, while younger birds are primarily fed insects. Additionally, this bird may eat some buds, leaves, and even salt as part of its natural diet.

Bird feeders

The gray-crowned rosy-finch, typically sparingly seen at bird feeders, may be attracted by a supply of seeds including grass seeds or sunflower seeds, which mimic its natural winter diet of grass and weed seeds.

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Brown-Capped Rosy-Finch

Leucosticte australis

How to recognise a brown-capped rosy-finch?

General appearance

The brown-capped rosy-finch is a small bird characterized by its distinct brown cap, which gives the species its name. Its body is a blend of rosy-pink and brown hues, with darker, chocolate-brown wings and tail. The rosy coloration is most vivid on the underparts and flanks, and it may appear more subdued outside of the breeding season. The bill is short and conical, typical of finches. The legs and feet are blackish, adapted for their alpine habitats.

Male vs female

Males and females have similar coloration, but males typically exhibit a more pronounced rosy hue, especially on the breast and sides. Females tend to have slightly duller plumage, with less intense rosy coloring, and they may appear more brownish overall. Both sexes feature the distinctive brown cap, though it might be slightly more contrasting in males.

Juvenile

Juvenile brown-capped rosy-finches are less colorful, with more brownish and grayish tones. They lack the vibrant rosy coloration of adults and exhibit a more uniform brown plumage. As they mature, juveniles gradually develop the adult plumage, gaining the characteristic rosy and brown shades.

Size

5.7 - 6.5 in/0.8 - 1.2 oz

Habitat

Primary habitat

The brown-capped rosy-finch thrives in mountainous regions, similar to the Black Rosy-Finch, often found at elevations above 7,500 feet.

Additional range

While it prefers cooler climates, it may unexpectedly be found in lower valley areas during harsher winter conditions.

Range Map

What do brown-capped rosy-finches like to eat?

Natural diet

The Brown-capped Rosy-Finch primarily feeds on seeds and insects. During the summer, it consumes a variety of alpine and tundra seeds, including grass seeds and sedges. Insects, such as beetles and ants, supplement its diet, providing essential proteins. The bird often forages on the ground, picking seeds and insects from the soil or plants.

Bird feeders

At bird feeders, the Brown-capped Rosy-Finch is likely to consume small seeds. It shows a preference for sunflower seeds and millet, which are common offerings in backyard feeders. These are readily accessible and provide a valuable energy source, especially during colder months when natural food sources are limited.

What does a brown-capped rosy-finch sound like?

The brown-capped rosy-finch produces a series of low cheep notes, primarily used for maintaining flock contact. During the mating season, the male performs an undulating, circular flight, alongside a song similar to its common communication. The call pattern is typically falling and flat, with the type of call resembling a chatter or chirp.

Call

Audio by Paul Marvin

/ CC BY-NC-SA 4.0