Indian black eagles are less wary than mountain hawk-eagles, so that while Liu was filming he could climb down the tree every night to sleep. Thus he had many opportunities to spend time with the Wild Boar Man, and they got to know each other much better.
林鵰警覺性不如熊鷹，拍攝期間，劉燕明可以每晚下樹睡覺，便有許多機會和山豬郎共處，也對彼此有更深入的了解。