Truk monarch
The Chuuk monarch (Metabolus rugensis ), or Truk monarch, is a species of bird in the family Monarchidae. It is monotypic within the genus Metabolus. It is endemic to the island of Chuuk in Micronesia.
The Chuuk monarch is a large monarch flycatcher, around 20 cm long. The plumage of this species is sexually dimorphic, with the male having almost entirely white plumage with a black face and throat and the female having entirely black plumage. The large bill is pale blue.