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.
Taxonomy/Description The Northern Cardinal is a member of the Order Passeriformes which means perching birds. It is in the family Cardinalidae, which is made up of cardinals and grosbeaks.It is also in the Genus, Cardinalis, which contains the Cardinals.photo Ivan Andrijevic The Northern Cardinal is a medium sized songbird with a large crest on the head, and a thick conical bill.t is in the family Cardinalidae, which is made up of cardinals and grosbeaks. It is also in the Genus, Cardinalis, which contains the Cardinals. photo Ivan Andrijevic The Northern Cardinal is a medium sized songbird with a large crest on the head, and a thick conical bill.