Answer:

pintail

Answer	Crossword Clue
PINTAIL	Long-necked river duck
PINTAIL	Migratory duck
PINTAIL	Duck

PINTAIL	Long-necked duck
PINTAIL	Sort of duck
PINTAIL	River duck.
PINTAIL	Duck.
PINTAIL	River duck
PINTAIL	Dabbling duck

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.