Where does “vulpes” come from?

vulpes (Latin) comes from Latin volpēs, from Proto-Italic wolpis, from Proto-Indo-European h₂wl(o)p- — fox, jackal.

Ancestry of “vulpes”, step by step

Step	Language	Word	Meaning
1	Latin	volpēs	—
2	Proto-Italic	wolpis	fox
3	Proto-Indo-European	h₂wl(o)p-	fox, jackal

vulpes — Etymology, Origin & Word History | Etymology Explorer