分詞片語充當副詞片語修飾句子的結構問題

如何解釋以下加底線的文法結構:
Now found only in Central and South America, the jaguar used to roam freely in the southwestern United States.
這樣分析好嗎?
https://www.youtube.com/watch?v=sgSCBhQOyko&t=9s
Now found only in Central and South America, the jaguar used to roam freely in the southwestern United States.
這樣分析好嗎?
https://www.youtube.com/watch?v=sgSCBhQOyko&t=9s