Christmas Island Thrush

The Christmas island thrush has a mainly dark grey-brown head, paler grey-brown throat and upper breast, with olive-brown upperparts. The flanks, lower breast and sides of belly are orange, with a white belly and vent. It is about 21 cm in length, with a wingspan of 34 cm and a weight of 55 g. Its bill, orbital ring and legs are yellow-orange. Males and females are similar in size and appearance.

upperparts:

the back, wings and top of the tail

flanks:

the sides of the body, beneath the folded wing

vent:

the area beneath the tail, towards the rear