stilt plover

NOUN /stɪlt_'pləvər/
12 LETTERS · STARTS WITH S

stilt plover is a valid 12-letter word worth 16 points in Scrabble and 20 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
S1T1I1L1T1P3L1O1V4E1R1
1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 4 + 1 + 1 =16 PTS
DOUBLE WORD → 32TRIPLE WORD → 48
MEANING

What does stilt plover mean?