Dasher, Dancer and Prancer Are Famous __
Puzzle 4 of Christmas Carols Piece of Cake Pack
Question is: Dasher, Dancer and Prancer Are Famous __
and the answer is: REINDEER
Word Meaning:
REINDEER — (plural: reindeer) Any Arctic and subarctic-dwelling deer of the species Rangifer tarandus, with a number of subspecies.
Definitions from Wiktionary.