Bananaquit

About

The Bananaquit (Coereba flaveola) is a small, active passerine bird, widely distributed throughout the Neotropics. It is known for its distinctive downcurved bill, bright yellow underparts, and a prominent white supercilium. Often seen foraging for nectar, fruits, and small insects, it is a common and adaptable species found in a variety of habitats, from gardens to forests.

Size & lifespan

Length

10-12 cm (4-4.7 in)

Wingspan

15-18 cm (5.9-7.1 in)

Weight

6-13 g (0.21-0.46 oz)

Lifespan

Typically 2-5 years in the wild, though some individuals may live longer.

Diet

Nectarivore (primarily nectar), Frugivore (fruits), Insectivore (small insects and spiders).

Physical characteristics

Plumage

Adults typically have a dark grey to black upperparts, a prominent white supercilium (eyebrow stripe), and bright yellow underparts. The throat is dark grey to black, contrasting with the white malar stripe (mustache stripe) and the yellow belly. The rump is often yellow, and there is a small white patch at the base of the primary flight feathers, visible in flight. Plumage can vary significantly across subspecies.

Beak shape

Slender, sharply pointed, and distinctly downcurved, adapted for probing into flowers for nectar. Color is typically black.

Eye color

Dark brown.

Leg color

Dark grey to black.

Distinguishing features

The combination of a downcurved bill, bright yellow belly, dark upperparts, and a prominent white supercilium is diagnostic. The white spot at the base of the primaries is also a good field mark.

Juvenile appearance

Juveniles resemble adults but often have duller plumage, with less intense yellow on the underparts and a less distinct white supercilium. Their upperparts may be more brownish-grey than black.

Seasonal changes

No significant seasonal plumage changes. Plumage remains consistent year-round.

Sexual dimorphism

Males and females are generally monomorphic in plumage, appearing identical. There might be slight size differences, with males sometimes marginally larger, but this is not a reliable field mark.

How to identify

1. 1

   Plumage

   Look for the striking contrast of dark grey/black upperparts with bright yellow underparts. The white supercilium (eyebrow stripe) is a key feature.

2. 2

   Bill Shape

   Observe the slender, sharply pointed, and distinctly downcurved black bill, perfectly adapted for nectar feeding.

3. 3

   White Wing Patch

   Note the small but often visible white patch at the base of the primary flight feathers, especially noticeable in flight.

4. 4

   Behavior

   Watch for its active foraging style, often probing flowers or visiting hummingbird feeders. Its quick, darting movements are characteristic.

5. 5

   Vocalization

   Listen for its high-pitched, buzzy, and variable song, or its sharp 'tsip' calls.

Habitat & range

Biomes

Tropical and subtropical moist broadleaf forests, dry broadleaf forests, savannas, shrublands, mangroves, gardens, parks, and urban areas.

Geographic range

Widespread throughout the Neotropics, from southern Mexico and the Caribbean islands south through Central America and much of South America, reaching northern Argentina and Uruguay. Absent from high Andean elevations and parts of the Amazon basin.

Elevation range

Sea level up to approximately 2,000 meters (6,500 feet), occasionally higher in some regions.

Preferred environments

Highly adaptable, preferring areas with abundant flowering plants. Commonly found in open woodlands, forest edges, clearings, plantations, suburban gardens, and urban parks. They thrive in disturbed habitats.

Behavior

Activity time

Diurnal, active during daylight hours.

Feeding habits

Primarily a nectarivore, using its specialized bill to probe flowers. It often pierces the base of flowers to access nectar, a behavior known as 'nectar robbing.' Also consumes small fruits, berries, and insects (especially small spiders, caterpillars, and flies), which are gleaned from foliage or caught in short aerial sallies. Will readily visit hummingbird feeders.

Social behavior

Generally solitary or found in pairs, especially during the breeding season. May join mixed-species foraging flocks outside of breeding. Can be quite tame and accustomed to human presence in gardens.

Flight pattern

Flight is typically direct, fast, and somewhat undulating over longer distances. Short flights between flowers or branches are quick and agile.

Migration pattern

Mostly resident throughout its range, with no significant migratory movements. Local movements may occur in response to flowering seasons or food availability.

Territoriality

Pairs defend a breeding territory, especially around the nest site. Individuals may also defend rich feeding patches, particularly flowering plants or feeders.

Breeding & reproduction

Breeding season

Varies geographically, often coinciding with periods of abundant food resources (flowering and fruiting). Can breed year-round in some tropical areas, with peaks during rainy seasons. In temperate parts of its range, breeding is typically from spring to late summer.

Nesting habits

Builds a globular or domed nest with a side entrance, often suspended from a branch or placed in a dense shrub or tree. Nests are typically constructed from fine plant fibers, grasses, rootlets, leaves, and spider silk, often lined with softer materials. Both sexes participate in nest building.

Clutch size

Usually 2-3 eggs.

Egg description

Typically 2-3 eggs, white or creamy white, often with fine reddish-brown or purplish spots and speckles, particularly concentrated at the larger end.

Incubation period

Approximately 12-14 days, primarily by the female.

Fledging period

Chicks fledge (leave the nest) around 17-19 days after hatching. Both parents feed the young.

Parental care

Both male and female participate in feeding the nestlings and fledglings. The female primarily incubates, but the male may bring food to her on the nest.

Where to find

Field tips

1. Look for movement in flowering plants. Bananaquits are highly active. Scan flowering shrubs and trees for their quick movements as they probe for nectar.
2. Check hummingbird feeders. They are frequent visitors to hummingbird feeders and will often chase away smaller hummingbirds to access the sugar water.
3. Listen for their calls. Their distinctive high-pitched calls and buzzy songs can often lead you to their location before you see them.
4. Observe their feeding technique. Watch for their 'nectar robbing' behavior, where they pierce the base of flowers with their bill to get nectar without pollinating.

Similar species

Quick facts

Diet:

Nectar, fruits, insects

Habitat:

Gardens, forests, urban areas

Status:

Least Concern

Distinguishing Mark:

White supercilium, yellow belly, downcurved bill

Vocalization:

High-pitched, buzzy song; sharp 'tsip' calls

Fun facts

• The Bananaquit is the national bird of the U.S. Virgin Islands.
• Despite its small size, it is known for its aggressive behavior towards other birds, especially hummingbirds, when defending food sources like feeders or flowering plants.
• It is one of the most widespread and common passerine birds in the Neotropics, showcasing remarkable adaptability to various habitats, including highly urbanized environments.
• The genus name 'Coereba' is derived from a Tupi word for a small, dark bird, while 'flaveola' is Latin for 'yellowish', referring to its prominent yellow plumage.
• There are numerous subspecies of Bananaquit (over 40 recognized), which exhibit considerable variation in plumage, particularly in the extent of black on the throat and the intensity of yellow on the underparts, leading to some taxonomic debate in the past.

Scientific classification

Kingdom

Animalia

Phylum

Chordata

Class

Aves

Order

Passeriformes

Family

Coerebidae

Genus

Coereba

Species

Coereba flaveola

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