Anas
crecca
(Green-winged
Teal)
Physical
Description:
Size: 12.5-15.5" (32-39
cm). The smallest dabbling duck. Male: compact, gray body separated by a vertical
white from the pinkish speckled breast. Head chestnut-brown with a green patch
around and behind the eye. Cream-colored patch under dark tail. Female is dark
gray-brown with buff under-tail. In flight,
both sexes show a green speculum
on the wing. No other
pattern on the top or bottom of wing in flight.
Similar Species- The Cinnamon Teal and Blue- winged Teal have blue or white patches on the upper wings. In flight male Blue-winged Teal shows dark belly. Females of Cinnamon Teal and Blue-winged Teal are larger and longer billed.
Song:
Male
gives a series of high, whistle-like Dreeep's. Female, a low quack.
Distribution:
Breeds
from north-central Alaska and northwestern and central Canada, south to California,
northern New Mexico, northern Great Plains states, Ohio, western New York, Maine,
and Nova Scotia. Winters in U.S., south to central Mexico.
Habitat
Found on freshwater ponds, marshes, and
shallow edges of lakes. In Idaho, found at low and medium elevations on streams,
ponds, irrigation ditches, lakes, rivers, and reservoirs. During migration and
in winter, found on shallow, salt or
brackish water and along shores.
Diet:
Eats aquatic plants, seeds of sedges,
smartweeds, pondweeds, grasses, aquatic insects, mollusks, crustaceans, tadpoles,
berries, grapes, and acorns. Will eat waste grain in fall.
Ecology:
Builds
well-hidden nest on ground. Dabbles in shallow water, and forages on land.
Reproduction:
Female incubates 7-15 eggs (usually 8-9)
for 21-23 days. Male abandons female early in incubation. Female tends nestlings,
which are precocial
and become independent
in about 23 days. Young have fastest growth rate of all North American waterfowl.
Conservation:
Element Code: | ABNJB10010 |
Status: | Game species |
Global Rank: | G5 |
State Rank: | S4 |
National Rank: | - |
Important
State References:
No references are available at this time.