He not only composed the score but also wrote and performed several of the film's popular songs, including:
* "You'll Be in My Heart" (which won the Academy Award for Best Original Song)
* "Two Worlds"
* "Son of Man"
* "Strangers Like Me"
* "Trashin' the Camp"
Collins' music perfectly captured the emotional journey of Tarzan and his connection to both the jungle and the human world.