What is musical instrument made of a hollow gourd?

A musical instrument made of a hollow gourd is traditionally called a "gourd instrument" or "gourd music instrument." Gourd instruments can be found in various cultures around the world and are often used in folk music and traditional ceremonies.

Some common examples of gourd instruments include the calabash (used in Africa, the Caribbean, and South America), the berimbau (used in Brazilian capoeira), and the maracas (used in Latin American music). These instruments are made by hollowing out a gourd and adding strings, beads, or other materials to create sound.

Gourd instruments have a unique, resonant sound that is often characterized by its earthy and natural quality. The use of gourds in musical instruments is a testament to the ingenuity and creativity of musicians in incorporating natural materials into their music-making.