Thou brakest the heads of leviathan in pieces. Here the metaphor is only slightly varied, leviathan, "the crocodile," being substituted for tannim, "the dragon," or "sea monster," as the representative of the might of Egypt.
And gavest him to be meat to the people inhabiting the wilderness. The corpses of the Egyptians thrown up upon the Red Sea shores (Exodus 14:30) are certainly the "meat" intended. Whether the "people of dwellers in the wilderness" are cannibal tribes, or jackals and hyenas, is perhaps doubtful.