The most common and most likely answer to this crossword clue is the 9 letter word PHALAROPE
I've seen this crossword clue in The Guardian
P
H
A
L
A
R
O
P
E
More clues leading to the result PHALAROPE
Buddy explains!
The straight part
We know that "bird" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case bird = phalarope.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does PHALAROPE mean?
PHALAROPE noun- Any of three small wading birds in the genus Phalaropus, of the family Scolopacidae, that have lobed toes.