How many letters does the top answer for “common black-and-grey eurasian bird noted for thievery” have?

The most common answer is daw (3 letters).

Crossword clue: common black-and-grey eurasian bird noted for thievery

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

daw 3 letters wn-def

common black-and-grey Eurasian bird noted for thievery

jackdaw 7 letters wn-def

common black-and-grey Eurasian bird noted for thievery