Peter and the Wolf
The Bird
The Bird's Theme is played by a Flute.
The Duck
The Duck's Theme is played by an Oboe.
The Cat
The Cat's Theme is played by a Clarinet
The Grandfather
The Grandfather’s Theme is played by a Bassoon
The Wolf
The Wolf's Theme is played by French Horns.
The Hunters
The Hunter's Theme is played by the Timpani Drums.
Peter
And lastly, Peter's Theme is played by the Strings in the orchestra.