* The string section is the largest, and it includes violins, violas, cellos, and double basses.
*The string section can often comprise half of the total performers
* The woodwind section includes flutes, oboes, clarinets, bassoons, and sometimes other instruments such as the piccolo and English horn.
* The brass section includes trumpets, trombones, French horns, tubas, and occasionally other instruments such as the bass trombone and Wagner tuba.
* The percussion section includes instruments such as timpani, bass drum, snare drum, cymbals, triangle, xylophone, and marimba.