The ʻōʻū is a large, plump forest bird measuring 18 centimetres in length. Males have a bright yellow head, dark green back, and an olive-green belly. Females are duller with an olive-green head. ʻŌʻū has a pink, finch-like bill and pink legs.
The Psittirostra psittacea is classified as Critically Endangered (CR), facing an extremely high risk of extinction in the wild.
Nothing known about the Psittirostra psittacea