It eats insects, spiders, and bugs it sees. It makes its nest in holes in trees. It's small and round. It probably weighs less than a pound. It has a very pretty song.
Folks enjoy it all day long.
The Carolina Wren is my favorite bird, you know. On its flank is a yellow streak, And there's also a black spot near its beak. To their surprise, this common feeder bird was not seen very often. A research experiment was set up by Sarah and Gwen to try and explain this phenomenon. They counted feeder visits by Northern Cardinals in four time periods illustrated in the graph below.