Category: Passeriformes

Rarest birds in the World: the Millerbird (Acrocephalus familiaris)

This species occurs on one extremely small island and undergoes marked population fluctuations, owing to climatic events, reducing it to tiny numbers. It is a 13 cm small, inconspicuous, thin-billed warbler. Brown above, darkest on crown, white below. It sings a simple song of rapid, metallic notes. It is endemic to the steep, rocky island […]