The terms vibrato and tremolo are sometimes incorrectly used interchangeably, although (in the classical world) they are properly defined as separate effects with vibrato defined as a periodic variation in the pitch (frequency) of a musical note, and tremolo as a fast repetition of the same note (usually a semiquaver) in order to produce the audible ...
The cardinal is easy to spot due to its coloring. It is one of the most popular birds and easily identified by birdwatchers and non-bird-watchers alike. Like the robin, whose plumage also features a distinctive red patch, the cardinal is often associated with Christmas and the winter season.
Confidence votes 6.3K. The defining costume color of a Roman Catholic Cardinal is scarlet red. The daily wear of a Cardinal is a cassock, a long button-front robe that is ordinarily black, except in the tropics where it may be white. The Cardinal's cassock is trimmed with red and worn with a broad red sash around the waist.