Other Names: Hawaiian ThrushDistribution: exclusively on the island of Hawaii. Description:Size: 18-19 cm in length, weighing 49-52 g.Plumage: Generally brown with a grayish-brown head transitioning to a pale gray below. The back and flight feathers are a dull olive brown. They also have whitish vents and undertails. Juveniles have pale whitish-buff spots on the wing mantle. The legs and beak are brown and the eyes are black with brown eyerings.