Birds diurnal

Green-winged Teal

Anas crecca

The Green-winged Teal is a miniature marvel of the wetlands, easily recognized by its striking emerald eye-stripe and its ability to launch into the sky like a rocket. As the smallest dabbling duck in the northern hemisphere, it brings a flash of brilliant color and high-energy activity to any backyard pond.

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Quick Identification

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Size

Length: 12.2–15.3 in (31–39 cm); Wingspan: 20.5–23.2 in (52–59 cm); Weight: 4.9–17.6 oz (140–500 g)

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Colors

Males have a chestnut-colored head with a sweeping iridescent green eye-patch, a gray body, and a creamy-yellow tail patch. Females are a mottled, cryptic brown with a dark line through the eye. Both sexes feature a brilliant metallic green patch on the secondary wing feathers.

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Key Features

Smallest North American and European dabbling duck
Male features a chestnut head with a broad green stripe
Distinctive vertical white stripe on the shoulder (North American subspecies)
Metallic green wing speculum
Acrobatic flight with immediate vertical takeoff capability

When You’ll See Them

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Activity pattern diurnal

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Peak hours 6-10 AM and 3-6 PM

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Season September-April

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Diet Primarily a seed-eater focusing on aquatic plants, sedges, and grasses; also consumes aquatic insects, larvae, and mollusks during the summer.

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Habitat Shallow freshwater marshes, flooded fields, tidal flats, and muddy edges of ponds and lakes.

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Behavior

Green-winged Teals are the acrobats of the marsh world. They are renowned for their incredibly fast, agile flight, often seen in large, tight flocks that twist and turn in unison like a school of fish. Unlike larger ducks that require a running start on the water's surface, teals can spring directly into the air at a moment's notice, allowing them to inhabit small, enclosed wetlands or narrow creeks that other waterfowl might avoid.

On the water, they are social and energetic. You will typically find them foraging in very shallow water, sometimes barely an inch deep, where they filter mud through their bills for tiny seeds and invertebrates. While they are generally wary of human presence, they can become quite comfortable in quiet suburban parks or nature preserves, especially during the winter months when they gather in significant numbers to feed and rest.

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Camera Tips

To capture high-quality footage of these diminutive ducks, you need to think about the 'mud-level' view. Place your AI-powered camera on a low-profile stake or a waterproof mount just 4–6 inches above the water line. Green-winged Teals prefer extremely shallow water—often just deep enough to cover their feet—so targeting mudflats or the very edge of a pond will yield better results than focusing on open, deep water. Aim the camera across the shoreline rather than directly down at the ground to catch the stunning iridescence of their plumage.

Lighting is the most important factor for this species. Their metallic green eye-patches and wing speculums only 'pop' when hit by direct sunlight. Position your camera facing north or south to avoid the harsh glare of direct east-west sun, ensuring the morning or afternoon light hits the side of the birds. Because these ducks are incredibly fast and have nervous, rapid movements, set your camera to its highest possible frame rate (at least 60fps) or its fastest trigger speed to avoid blurred motion during their frequent head-bobs and sudden takeoffs.

If you are trying to attract them to a specific backyard camera spot, maintaining a 'shoreline' is key. They are less likely to visit a pond with steep, manicured banks. A gently sloping edge with some natural cover like reeds or tall grasses will make them feel safe enough to linger. Avoid using artificial baits; instead, focus on providing a quiet, undisturbed environment. Check your camera frequently during the peak migration months of October and March, as a single backyard pond can host a dozen of these birds for a few days of resting before they continue their journey.

Similar Species

Species that look similar or are commonly confused with Green-winged Teal.

Blue-winged Teal

Slightly larger with a prominent white facial crescent on the male and large blue upper-wing patches visible in flight.

Cinnamon Teal

The male is a solid, rich cinnamon-red color; like the Blue-winged Teal, it has large blue wing patches rather than the Green-winged's small green speculum.

Mallard

Much larger than a teal; while the male has a green head, it lacks the chestnut face and the compact, petite profile of the teal.

Frequently Asked Questions

Green-winged Teals are primarily active during the day, with peak movement and foraging occurring during the 'golden hours' of dawn and dusk. They often move between different feeding and roosting sites just as the sun rises or sets.

The best way to attract them is to provide a shallow, muddy-edged pond with native aquatic vegetation. They prefer water that is only a few inches deep where they can easily reach the bottom to forage for seeds and tiny insects.

Their diet consists largely of seeds from wetland plants like smartweed, sedges, and grasses. During the breeding season, they supplement this with protein-rich invertebrates including midge larvae, snails, and small crustaceans.

Yes, they are quite common in suburban areas during their migration and wintering seasons. They frequently stop at storm-water retention ponds, golf course water hazards, and local park lakes that offer shallow water and some shoreline cover.

Look at the male's head: Green-winged Teals have a chestnut head with a green patch, while Blue-winged Teals have a gray head with a white crescent. Additionally, Green-winged Teals show a small green wing patch in flight, whereas Blue-winged Teals show a large, bright sky-blue patch.

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