The document is a song lyric that describes how all animals have a role in "the choir" and make sounds that contribute to the music. It notes that some animals sing low notes like bullfrogs and hippopotamus, some sing middle notes like dogs and cats, some sing high notes like birds, and some clap or make other noises. The song celebrates how every creature, from oxen to foxes to bears, adds to the simple song of living through their unique noises.