资讯

The Northern Cardinal is the state bird of North Carolina and several other states. Its beautiful plumage and song help it stand out. The fact that it doesn't migrate and stays put all year helps ...
A Northern Cardinal is a striking sight when you go ... The state bird of North Carolina produces music that could rival its state song, "The Old North State." The birds can produce over 24 ...
Though northern cardinals forage on open ground ... Next, find out what a cardinal’s song sounds like. Gary Ritchison is an ornithologist and professor in the department of biological sciences ...
Cardinals do not migrate, but do tend to hunker down in winter and are not seen very much. However, early spring brings out mating pairs, aggressively singing out their territorial boundaries while ...