Rote Leaf Warbler

Phylloscopus rotiensis

The Rote Leaf Warbler (*Phylloscopus rotiensis*) is a diminutive, yet vibrant, passerine recently described in 2018, making it one of the newest avian species recognized by science. Measuring approximately 10-11 cm in length with a weight of 6-8 grams, this species exhibits the archetypal delicate build of a leaf warbler, characterized by its energetic movements. Its plumage is generally olive-green on the upperparts, contrasting with a paler, often yellowish-white underbelly, and a prominent...

Habitat

This species primarily inhabits dry deciduous forests, woodlands, and secondary growth on Rote Island, favoring areas with dense understory vegetation and often found near temporary water sources or in riverine habitats. It occurs from sea level up to the highest elevations on the island, general...

Diet

Its diet consists primarily of small insects and their larvae, along with spiders and other small invertebrates, which it actively gleans from foliage and bark.

Behavior

The Rote Leaf Warbler is a highly active and agile bird, constantly flitting and moving through the canopy and understory in search of food throughout the day, typically from dawn to dusk. Its primary foraging strategy is gleaning, meticulously picking insects and their larvae from leaves, twigs,...

Range

The Rote Leaf Warbler is strictly endemic to Rote Island, a relatively small landmass located at the southern tip of the Lesser Sunda archipelago in eastern Indonesia, situated southwest of Timor. Its entire known breeding and year-round range is confined to this single island, encompassing an ar...

Conservation Status

Near Threatened

Fun Facts

- The Rote Leaf Warbler was only formally described by science in 2018, making it one of the newest avian species recognized globally. - It is a true island endemic, found nowhere else on Earth but the small Indonesian island of Rote. - Its scientific name, *rotiensis*, directly reflects its excl...

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