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Overview
Iquitos gnatcatcher

Iquitos gnatcatcher

Wikipedia

The Iquitos gnatcatcher is a bird in the family Polioptilidae. It was first described in 2005. It is known only from the Allpahuayo-Mishana National Reserve, west of Iquitos, Peru.

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Distribution

Region

Northern Peruvian Amazon (Loreto)

Typical Environment

Confined to white-sand (varillal) forests west of Iquitos, especially within the Allpahuayo-Mishana National Reserve. It favors low-stature, nutrient-poor forest with a patchy canopy and dense, scrubby understory. Birds forage from the understory to mid-canopy, often along forest edges and in natural gaps. The habitat occurs as small, scattered patches embedded within taller terra firme forest, increasing vulnerability to fragmentation.

Altitude Range

80–200 m

Climate Zone

Tropical

Characteristics

Size10–11 cm
Wing Span15–18 cm
Male Weight0.006 kg
Female Weight0.006 kg
Life Expectancy5 years

Ease of Keeping

Beginner friendly: 1/5

Useful to know

Described to science in 2005, the Iquitos gnatcatcher is restricted to a tiny area of white‑sand (varillal) forest near Iquitos, Peru. It often joins mixed-species flocks and actively flicks and fans its tail while foraging. The species is highly sensitive to habitat disturbance, with fire and development posing major threats. Its extremely small range makes it one of Peru’s most range-restricted birds.

Behaviour

Temperament

active and alert

Flight Pattern

short rapid wingbeats between perches

Social Behavior

Typically found in pairs or small family groups and frequently joins mixed-species foraging flocks. Likely maintains small territories within suitable habitat patches. Nesting is presumed to involve a small cup nest placed low to midstory, as in related gnatcatchers, but detailed breeding biology remains poorly documented.

Migratory Pattern

Resident

Song Description

Gives high, thin, sibilant notes and short trills, often delivered in quick series during foraging. Also produces soft scolding calls when agitated.

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