Maria-fidalga

Sobre

A small, striking passerine bird known for the male's vibrant red plumage and distinctive crest. It is found in various open and semi-open habitats across South America.

Tamanho e longevidade

Comprimento

13-14 cm

Envergadura

18-20 cm

Peso

12-16 g

Longevidade

3-5 years in the wild (estimated)

Dieta

Omnivore (primarily insects and seeds)

Características físicas

Plumagem

Adult male: Entire head, crest, and upperparts are a brilliant crimson-red, often appearing slightly darker on the crest. The underparts are a contrasting white, sometimes with a faint pinkish wash on the flanks. Adult female: Head and upperparts are dull reddish-brown to olive-brown, with a slightly paler throat and whitish underparts. The crest is present but less prominent and duller in color than the male's. Juveniles: Resemble females but are generally duller and more brownish, with a less defined crest.

Formato do bico

Conical, relatively short and stout, adapted for seed eating. Color is typically dark horn to blackish.

Cor dos olhos

Dark brown.

Cor das pernas

Dark gray to blackish.

Características distintivas

The male's bright red plumage and prominent erectile crest are unmistakable. The female's duller reddish-brown plumage with a smaller crest and whitish underparts are key. Both sexes have a relatively short tail.

Aparência juvenil

Similar to adult females but generally duller, more brownish, and with a less developed crest. The reddish tones are muted.

Mudanças sazonais

No significant seasonal plumage changes are noted for this species. Plumage remains consistent throughout the year, though wear and tear can make colors appear slightly duller over time.

Dimorfismo sexual

Pronounced. Males are bright crimson-red with a prominent crest, while females are dull reddish-brown with a smaller, less conspicuous crest and whitish underparts.

Como identificar

1. 1

   Male Plumage

   Look for the unmistakable brilliant crimson-red head, crest, and upperparts, contrasting with white underparts. The crest is often held erect.

2. 2

   Female Plumage

   Identify females by their dull reddish-brown to olive-brown upperparts, a smaller, less prominent crest, and whitish underparts. They lack the male's vibrant red.

3. 3

   Crest

   Both sexes possess an erectile crest, though it is much more prominent and brightly colored in males. Observe if the bird raises and lowers this crest.

4. 4

   Habitat

   Search in dense, thorny scrub, secondary growth, and forest edges, often near open areas or clearings. They are typically found low in vegetation or on the ground.

5. 5

   Vocalization

   Listen for the male's high-pitched, clear, and somewhat thin whistling song, often repetitive. The 'chip' or 'tsip' contact call is also distinctive.

Habitat e distribuição

Biomas

Tropical and subtropical grasslands, savannas, shrublands, and open woodlands.

Distribuição geográfica

South America, primarily in central and eastern Brazil, eastern Bolivia, Paraguay, and northern Argentina. Disjunct populations may occur.

Faixa altitudinal

Typically found from sea level up to approximately 1,500 meters (5,000 feet).

Ambientes preferidos

Prefers areas with dense undergrowth, thorny scrub, secondary growth, forest edges, and clearings, often near water sources. It avoids dense, unbroken forest.

Comportamento

Horário de atividade

Diurnal, most active during the early morning and late afternoon.

Hábitos alimentares

Forages primarily on the ground or in low vegetation, gleaning insects (beetles, ants, caterpillars) and small seeds. It can be observed hopping actively through leaf litter or perching low in bushes to pick food items. Occasionally takes small fruits.

Comportamento social

Usually observed singly or in pairs, especially during the breeding season. Outside of breeding, they may join small, mixed-species foraging flocks, particularly with other small finch-like birds.

Padrão de voo

Flight is typically short, undulating, and low to the ground, often between patches of dense vegetation. Not known for long-distance flights.

Padrão migratório

Generally considered resident throughout its range, though some local or altitudinal movements may occur in response to food availability or seasonal changes.

Territorialidade

Males are territorial during the breeding season, defending their nesting area with songs and displays.

Reprodução

Estação reprodutiva

Varies geographically, but generally coincides with the rainy season, typically from October to March in much of its range.

Hábitos de nidificação

Nests are cup-shaped, constructed from fine plant fibers, rootlets, and grasses, often lined with softer materials. They are typically placed low in dense bushes or thorny shrubs, well-concealed.

Tamanho da ninhada

2-3 eggs.

Descrição do ovo

Eggs are usually 2-3, whitish or pale bluish-white, often speckled or spotted with reddish-brown or purplish markings, particularly at the larger end.

Período de incubação

Approximately 12-14 days, primarily by the female.

Período de emplumação

Chicks fledge around 10-12 days after hatching.

Cuidado parental

Both parents participate in feeding the young, though the female does most of the incubation. Males actively defend the nest territory.

Onde encontrar

Dicas de campo

1. Patience and Stealth. Maria-fidalga can be shy and often stays hidden in dense vegetation. Move slowly and quietly.
2. Listen for Song. The male's song is a key indicator of its presence, especially during the breeding season. Once heard, try to locate the singing bird.
3. Scan Low Vegetation. They forage primarily on the ground or in the lower strata of bushes. Focus your binoculars on these areas.
4. Early Morning/Late Afternoon. These are the most active times for foraging and vocalization.

Espécies semelhantes

Fatos rápidos

Common Name:

Maria-fidalga

Scientific Name:

Coryphospingus cucullatus

Family:

Thraupidae (Tanagers)

Conservation Status:

Least Concern

Diet:

Insects and Seeds

Habitat:

Shrublands, Savannas, Forest Edges

Key Feature (Male):

Brilliant crimson-red plumage and prominent crest

Curiosidades

• The name 'Maria-fidalga' in Portuguese translates roughly to 'Noble Mary' or 'Lady Mary', likely referring to the bird's elegant appearance, especially the male's crest.
• Despite its striking coloration, the Maria-fidalga can be surprisingly difficult to spot due to its preference for dense undergrowth and its often secretive behavior.
• The erectile crest is used in courtship displays and territorial interactions, making the male even more conspicuous when excited.

Classificação científica

Reino

Animalia

Filo

Chordata

Classe

Aves

Ordem

Passeriformes

Família

Thraupidae

Gênero

Coryphospingus

Espécie

cucullatus

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