How to identify the American Avocet

To correctly identify the American Avocet (Recurvirostra americana), check each of these features. Birds can be tricky: habit, habitat, and call often confirm a sighting that a single photo cannot.

Size at a glance

Length

40-51 cm (16-20 in)

Wingspan

68-76 cm (27-30 in)

Weight

275-370 g (9.7-13.1 oz)

Physical features to check

1. 1

   Plumage

   Overall feather coloration and pattern.

   Adult breeding plumage features a striking pattern of black and white. The back and wings are largely black, contrasting sharply with a white belly and flanks. The head, neck, and upper breast are a rich cinnamon-rufous color. A prominent white stripe runs along the inner wing (secondary coverts) and is visible in flight. Non-breeding adults have a gray head and neck, replacing the rufous. Juveniles resemble non-breeding adults but often have a duller, more brownish-gray head and neck, and some brownish mottling on the back.

2. 2

   Beak shape

   Shape and color of the bill: a key field mark.

   Long, slender, and distinctly upturned (recurved) bill, black in color.

3. 3

   Eye color

   Iris color and any distinctive eye markings.

   Dark brown.

4. 4

   Leg color

   Leg and foot color.

   Long, slender, bluish-gray legs and feet.

5. 5

   Distinguishing features

   Standout features that separate this species.

   The most distinctive feature is the long, thin, upturned black bill. Other key features include long bluish-gray legs, and a bold black-and-white body pattern, especially noticeable in flight with the white wing stripe.

6. 6

   Juvenile appearance

   How young birds differ from adults.

   Juveniles resemble non-breeding adults but have a duller, more brownish-gray head and neck. Their back feathers may have buffy or brownish fringes, giving a slightly mottled appearance. The bill is also upturned, similar to adults.

7. 7

   Seasonal changes

   Plumage variation between breeding and non-breeding seasons.

   Breeding adults display a cinnamon-rufous head, neck, and upper breast. Non-breeding adults (and first-winter birds) have a pale gray head and neck, replacing the rufous coloration. The black and white body pattern remains consistent year-round.

8. 8

   Sexual dimorphism

   How males and females differ.

   Males and females are generally similar in plumage. Females tend to have a slightly more pronounced upturn to their bill and may have a slightly duller rufous coloration on the head and neck during breeding season, but these differences are subtle and not reliable for field identification.

Key field marks

• Bill Shape. Look for the long, slender, distinctly upturned black bill. This is the most defining characteristic.
• Legs. Observe the long, thin, bluish-gray legs, which trail behind the body in flight.
• Plumage (Breeding). Note the striking black and white body with a rich cinnamon-rufous head, neck, and upper breast. A prominent white stripe on the inner wing is visible in flight.
• Plumage (Non-breeding). In non-breeding plumage, the head and neck are pale gray, replacing the rufous, while the black and white body pattern remains.
• Behavior. Watch for its characteristic feeding behavior: sweeping its bill from side to side through shallow water.
• Vocalization. Listen for its clear, sharp 'wheet' or 'pleet' calls, especially when disturbed or in flight.

Explore the American Avocet