The tertials and secondaries have a darker brown bar towards the centre, and their outer web is pleasantly marked with somewhat square ocelli or irregular bands of white, pale buff, and brown.
He might have added that the tertials are edged with cinnamon, and that the primaries and rectrices are edged and tipped with white.
The young bird in its first winter plumage is practically indistinguishable from the adult at that season, except for the juvenal wings, in which the tertials are lightly tipped with rusty brown.
I have seen birds in this plumage up to October 13; but usually the partial postjuvenal molt of the body plumage and probably some of the scapulars and tertials begins in October.
At a partial prenuptial molt, mainly in April and May, the adult renews the body plumage and tail and some of the tertials and wing coverts.
Thus on many specimens some alternate feathers of the scapulars and tertialsare of the previous winter's well-worn plumage.
A partial postjuvenal molt, including most of the body plumage and some of the scapulars, wing coverts, and tertials and takes place in October or later.
The body feathers and some of the scapulars and tertials are molted during the fall, making the young bird almost indistinguishable from the adult.
These two specimens, when compared with series of specimens from the Philippines and Sumatra, fitted into a clinal progression of increasingly rufous tertials toward Sumatra.
Specimens from Java were paler gray ventrally and their tertials were more nearly white.
Tertials longer than the secondaries; hind claw usually longer than the hind toe.
Hindhead, nape, and foreback same color as breast; inner margins of tertials white.
Hindhead and nape same color as back; inner margins of tertials buff.
Crown and foreback bluish black; sides of head and neck grayish white; tertials with distinct black marks rounded at end.
Brownish yellow; wings, tail, and crown black; exposed part of tertials white.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "tertials" in a variety of sentences. We hope that you will now be able to make sentences using this word.
