一则本生故事，讲一位居于大树中的树神，见一只小鸟迁来筑巢便心生忧惧，因为鸟粪终将长出树苗，日后可能反噬并杀死这棵大树，此故事讲给五百名有堕入不善欲望之险的比丘，以说明该起疑处便当起疑的道理。

A Jātaka in which a tree-spirit inhabiting a great tree trembles with foreboding on seeing a small bird take up residence there, since its droppings would eventually sprout trees that could overwhelm and kill the very tree it depends on, told to five hundred monks at risk of unwholesome desires as a lesson in distrusting what deserves distrust.