Yap Cicadabird

Edolisoma nesiotis

The Yap Cicadabird (Edolisoma nesiotis) is a striking passerine endemic to the island of Yap in Micronesia, instantly recognizable by its distinct sexual dimorphism. Males are predominantly a dark, dusky slate-grey, appearing almost blackish in certain lights, while females present a paler grey on their underparts, notably exhibiting fine barring on their flanks, a key identification feature. Measuring approximately 20-22 cm in length, this species belongs to the family Campephagidae, commonl...

Habitat

This species primarily inhabits native broadleaf forest and mature secondary growth on Yap Island, typically found from sea level up to the island's modest highest elevations.

Diet

Primarily insectivorous, the Yap Cicadabird consumes a variety of insects, including caterpillars, beetles, and cicadas, which it gleans from foliage and bark.

Behavior

The Yap Cicadabird is a relatively shy and inconspicuous bird, often observed singly or in pairs foraging quietly within the forest canopy and subcanopy. Its daily activity revolves around searching for insects, employing a 'sally-glean' technique where it perches and then flies out to snatch pre...

Range

The Yap Cicadabird is strictly endemic to Yap Island, which is part of the Federated States of Micronesia in the western Pacific Ocean. Its entire global distribution is confined to this single, relatively small island. There is no known migration, wintering range, or vagrant records outside of Y...

Conservation Status

Vulnerable

Fun Facts

- The Yap Cicadabird is entirely endemic to Yap Island, making it a true island specialist found nowhere else on Earth. - Its genus name 'Edolisoma' comes from Greek words meaning 'plain body,' referring to the often unpatterned plumage of many species in this group. - The 'Cicadabird' part of it...

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