Search:
Advance search
 

Aves > Anseriformes > Anatidae > Tadorna

Tadorna ferruginea (Pallas, 1764) – Ruddy Shelduck

Taxonomic Notes:

Alternative names: Brahminy Duck, Brahminy Shelduck.

Old Taxonomy: Anas ferruginea Pallas, 1764.
Nesting/juveniles:

Breeding Season: May and June; in high altitude lakes and swamp above 4000 m. Pair often assumed to be life-long. Strongly territorial only around nest-site.

Nest: The nest is made in holes or cavity on ground with feathers or some time with grasses.

Eggs: 6 to 10 glossy, ivory white eggs. 62–72 mm × 45–50 mm.

Indian and global distribution:
records (based on images):
Identification:

Size: 
61–71 cm

Distinguishing characters: 

Adult: A large orange-brown or cinnamon-brown duck with paler head and neck, a prominent metallic green speculum on wing with a white patch on wing-coverts, and black tail. Bill blackish grey, legs and feet, and eyes dark black.
Young/immature: Like female, but with grey wash on scapulars and tertiaries.

Similar Species in India: It is a very distinctive species and cannot be confused with other. 

Sexual, seasonal & individual variation:

 Sexes similar. Female is slightly smaller than male with no narrow black neck ring and has paler face than male. There is no seasonal or individual variation that exists.

Status, Habitat and Habits:

Usually seen in pairs and small parties. Prefers large open lakes and rivers with sandbanks. Usually a very alert species, can get disturbed with slight movement, difficult to approach. Often gives alarm calls up on seeing an intruder. Territorial forfood patches as well as during breeding.

Food: It is omnivorous. Its diet includes molluscs, crustaceans, aquatic insects, ampbhibians, small fishes, aquatic plants, and algae.

Call/Song: A loud, nasal, sharp aahg-aan similar to graylag goose when disturbed.

Migration Status: Migratory, winters in the lower elevations throughout India.

IUCN Status: Least Concern.

References:


1. Rasmussen, P. C., and J. C. Anderton. 2005. Birds of South Asia: The Ripley Guide. Washington, DC.


2. Ali, S., and S. D. Ripley. 1968. Handbook of the Birds of India and Pakistan: Together with those of Nepal, Sikkim, Bhutan and Ceylon (Vol. 1). Oxford University Press.


3. Stuart Baker, E. C. 1933. The Nidification of Birds of the Indian Empire. Taylor And Francis.


4. BirdLife International. 2016. Tadorna ferrugineaThe IUCN Red List of Threatened Species 2016: e.T22680003A86011049.


Aves > Anseriformes > Anatidae > Tadorna


Cite this page along with its URL as:
Satose, V., and A. Bayani. 2020. Tadorna ferruginea (Pallas, 1764) – Ruddy Shelduck. Satose, V., A. Bayani, V. Ramachandran, P. Roy, and K. Kunte (Chief Editors). Birds of India, v. 2.17. Indian Foundation for Butterflies.
http://www.birdsofindia.org/sp/691/Tadorna-ferruginea
Share on facebook email page Share by email