Similar Species

• The two yellowlegs species are very similar. Size is marked different when they appear together and can be compared against each other. Greater Yellowlegs's bill appears slightly upturned and blunt-tipped, while Lesser Yellowlegs's bill is straight and sharp-pointed. Lesser's bill is always dark, while Greater's bill is grayish at the base in nonbreeding season. Voice is best distinguishing character: Greater gives three or four piercing notes, Lesser two rapid, softer short whistles (sometimes or or three).
• Solitary Sandpiper has greenish legs and a barred tail.
• Stilt Sandpiper is smaller, has greenish yellow legs, and a slightly drooping bill.