What is common in a cappella music?

A cappella music is characterized by vocal performances without instrumental accompaniment, relying solely on singers to create harmony and melody. Common elements include vocal layering, where different singers contribute various vocal parts, and the use of vocal techniques to mimic instruments or create percussive sounds. A cappella often highlights intricate arrangements and can span various genres, from classical to contemporary pop. Additionally, it fosters a strong sense of collaboration and creativity among performers.