Where did the word badger originate?

Where did the word badger originate? The word “badger”, originally applied to the European badger (Meles meles), comes from earlier bageard (16th century), presumably referring to the white mark borne like a badge on its forehead.

The word “badger”, originally applied to the European badger (Meles meles), comes from earlier bageard (16th century), presumably referring to the white mark borne like a badge on its forehead.