How many letters does the top answer for “freshwater duck of eurasia and northern africa related to mallards and teals” have?

The most common answer is widgeon (7 letters).

Crossword clue: freshwater duck of eurasia and northern africa related to mallards and teals

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

widgeon 7 letters wn-def

freshwater duck of Eurasia and northern Africa related to mallards and teals

wigeon 6 letters wn-def

freshwater duck of Eurasia and northern Africa related to mallards and teals