He reminded me of a St. Bernard; he was coal black, with a white patchon the chest and neck, and was as savage as a wolf.
Their plumage is of a nearly uniform blackish-brown, with white shafts to the wing feathers and a white patch at the base of the primaries.
It is not apt to be mistaken for any other duck, because of its small size and the large crest with which both sexes are adorned, that of the male being black with a large, white patch, and that of the female plain brown.
Adults with glossy black head, neck and underparts; in breeding season with white plumes on the neck and a white patch on the flanks.
Female with a white patch on either side of her brownish head; speculum white.
Crown and neck a beautiful grey; mantle reddish-brown; the folded wings show no white patch.
Cheeks white--at the back of the head a white patch, the rest of the head black, so that this colour forms a broad bridle, which recalls that of the great tit.
There is a black patch on the throat, the base of the bill, and the eye, and a white patch on the wing.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "white patch" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.