lion ... wolf ... leopard - the strongest, the most ravenous, and the swiftest, respectively, of beasts: illustrating the formidable character of the Babylonians.
of the evenings - Others not so well translate, of the deserts. The plural means that it goes forth every evening to seek its prey (Psa 104:20; Hab 1:8; Zep 3:3).
leopard ... watch ... cities - (Hos 13:7). It shall lie in wait about their cities.