1. Yo-Yo Ma : Song of the Birds
Encore at the BBC Prom 2015, as a tribute to the Great Pablo Casals!
2. Pau Casals: Song of the Birds
附：
1. Pablo Casals(Pau Casals i Defilló) 介绍：
https://en.wikipedia.org/wiki/Pablo_Casals
2. 曲目介绍：
https://en.wikipedia.org/wiki/El_cant_dels_ocells
