Pale-bellied Mourner

Scientific name: Rhytipterna immunda
Family: Tyrannidae
Conservation status: Least concern
Habitat: Forest mixed
Wing shape: Pointed
Tail shape: Rounded

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Lore

Why it matters

The Pale-bellied Mourner (Rhytipterna immunda) is a member of the tyrant flycatcher family, recognized by its subtly pointed wings and rounded tail. It is a shy, elusive bird found primarily in the savannas and sandy-soil forests of the Guiana Shield and Amazon basin, making it a prized observation for those studying the biodiversity of South American woodlands.

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Provenance

Where it came from

The Pale-bellied Mourner was first formally described by the ornithologist Philip Sclater and Osbert Salvin in 1873, though it remains a relatively elusive member of the Tyrannidae family. Belonging to the genus Rhytipterna, this species is found primarily in the open woodlands and savanna-like habitats of South America, particularly within the Guiana Shield and parts of the Amazon basin. It was historically grouped with other mourners due to its distinctive plumage and behavioral patterns, which reflect an evolutionary adaptation to arid, sandy-soil environments.

The bird's design is defined by a subtle, understated aesthetic: a brownish-grey upper body paired with a lighter, pale-yellowish underbelly, which serves as effective camouflage against the filtered light of its habitat. Ornithologists emphasize its pointed wing shape, which facilitates swift, direct flight, contrasted against a rounded tail that assists in maneuverability through dense brush. While it does not possess the vibrant coloration of many tropical species, its vocalizations and precise morphology remain key areas of study for those documenting the avian diversity of Neotropical regions.

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About

About Pale-bellied Mourner

Pale-bellied Mourner is a bird in the Birdwatching catalog on collecto.rs. Catalog data is sourced from eBird. No public birds collectors track this one yet — adding yours would make you the first on collecto.rs.

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