(1) Juvenile has buff underparts and white throat and eyestripe.

(2) Juvenile black on head, with smaller crest, buffer underparts and rufous flash in wings.

(3) Like a miniature short-billed Water Rail, with unspotted underparts, barred under tail coverts and green bill.

(4) Plumage grey-brown, darker on underparts, with white under tail coverts.

(5) The underpart of the plane's fuselage scraped the treetops.

(6) Upperparts spangled with grey or yellowish or black; no white on nape; underparts in breeding plumage largely black.