short yellow legs, heavy bill, grey back, wings and tail, and barred grey sides - Grey-tailed Tattler. 
For me, they often look a bit like short-legged Redshanks.
They are usually the last of the regualr waders to arrve at Mai Po
Cheers 
Mike K
							
							
							
													 
													
								Mike KilburnVice Chairman, HKBWSChairman, Conservation Committee