Gadwall
Gray body with fine black patterns.
| Scientific name | Anas strepera |
| English name | Gadwall |
| Japanese name | 丘葦鴨 |
| Classification | Aves |
| Classification details | Anseriformes Anatidae |
| Full length | 50cm |
| Distribution | Breeds in northern Eurasia. Comes to Japan as a winter bird. |
Characteristics
The male has a grey body with fine black patterns. Even in eclipse, the color is not flashy. The head is slightly brown and the beak is leaden.
The female is brown all over and has a yellow beak. It looks similar to female mallards, but can be distinguished by the wing speculum.
Both males and females have white wing speculum.
Ecology
They fly to rivers and lakes as winter birds. They live in small flocks and forage while swimming.
They seem to be more cautious than the Eastern Spot-billed Duck.
Habitat
Tama River midstream, Kamikawahara Dam
In winter, they fly to the pools of the Kamikawahara Dam. They form small groups and forage. They are very cautious and will fly away if you get too close and head upstream or downstream. They are often seen at Shukugawara Weir.
Pictures
Introducing a picture of Gadwall.
Picture book
Hydrangea
ornamental flower with developed calyx. "Patient love".......ead more.
Black-tailed Gull
A typical Japanese seagull with a cat-like cry.......ead more.
Duniln
They come to the tidal flats in large numbers.......ead more.
Lined sea hare
Fine streaks run vertically.......ead more.
Blackbar devil
There is a black spot in front of the caudal fin.......ead more.