The article delves into the essential role that drum sections, or 'baterias', play within samba schools in Rio de Janeiro, highlighting that they are not just a part of the parade but also embody the identity and history of the schools. These drum sections bear nicknames recognized in the samba community, serving as 'trademarks' that distinguish the styles, rhythms, and musical interpretations of each group, thus fostering a sense of belonging among different local communities.

Carnaval commentator Milton Cunha articulates the importance of these drum sections, stating that the rhythmic foundations they provide are integral to the samba experience, often referred to as the 'heartbeat' of the samba school. With a minimum of 200 musicians, these drum sections not only drive the musical ensemble but also create a vibrant atmosphere that resonates with both participants and audiences, making each performance uniquely identifiable.

As generations evolve, the traditions surrounding these drum sections continue to thrive, sustaining the cultural significance of samba. The names like 'Soberana', 'Tabajara', 'Furiosa', and 'Swingueira' reflect a rich heritage that contributes to the festival's overall experience, thus playing a pivotal role in Rio de Janeiro's Carnaval celebrations. The article sheds light on this fascinating aspect of samba culture, illustrating how music intertwines with community identity and history.