Knob-billed duck

The knob-billed duck (Sarkidiornis melanotos), or African comb duck, is a duck found in tropical wetlands in Sub-Saharan Africa, Madagascar and south Asia from Pakistan to Laos and extreme southern China.

Scientific Name : Sarkidiornis melanotos

Family : Anatidae

Order : Anseriformes

Class : Aves

Type : Ducks, Geese And Swans

Conservation Status : Least concern (LC)

Size : 56 - 76 cm

Compare Size : Kite +-

Wingspan : 116 - 145 cm

Weight : 1030 to 2900

Migratory : Resident

Sex Alike : No

Nesting Season : during and after the rainy season

Other Names :

English : African Comb Duck

Hindi : नकता

Marathi : नाकेर, नकटा, नंदीमुखी, नकटा बदक

Habitat:
wetlands

Breeding:
7 to 15 yellowish-white eggs

Feeding:
This duck feeds on vegetation by grazing or dabbling

Male

Female


Identification Features

Male
Head white freckled with dark-grey or black spots
Neck white freckled with dark-grey or black spots
Underparts white
Upperparts glossy blue-black
Bill black with a a large black knob
Secondaries bluish and greenish iridescence
Female
Note :
female is much smaller than male, plumage same as male but bill lacks the knob

Similar Birds

(Ducks, Geese And Swans)