Ja 140 The Story about the Crow
(Kākajātaka)
In the present one wise councillor brings justice to the courts, thereby cutting off the sources of bribery, and making himself enemies. The latter slander him to the king and see to it that he and his sons are killed. The Buddha tells a story of a crow who fouled on a brahmin, and how the brahmin tried to get his revenge by having all the crows killed (full story).
1. Niccaṁ ubbiggahadayā, sabbalokavihesakā,
Tasmā nesaṁ vasā natthi, kākānamhāka ñātinan-ti.
Always frantic in heart, troubled by the whole world, therefore they have no fat, our relatives the crows.
In this connection, this is a summary of the meaning: great king, those called crows are always frantic in their minds and live in fear, they are troubled by the whole world, nobles and so on amongst humans and also women and men, young men, young women and so on live disturbing, and wearying them, therefore, because of these two reasons, they certainly have no fat, our relatives the crows. Formerly in the past there was none, Na seems to be used adjectively here, lacking its noun, which has to be inferred. and in the future they will have none.