In a rare sighting in Telangana, observers spotted a migratory bird — Common Shelduck — in Hyderabad’s Hussainsagar towards Sanjeevaiah Park earlier this week. According to the e-bird status ...

Common Shelduck (Tadorna tadorna): The common shelduck ... The Green-winged Teal has a distinctive green patch of secondary feathers found in both adult males as well as females.

Feathers have long been recognized as a classic example of efficient water-shedding—as in the well-known expression "like water off a duck's back." A combination of modeling and laboratory tests ...

Ranging from northern Queensland, where it’s rare, across to the coast of the Northern Territory, where it’s most common, and out around the Fitzroy River area of Western Australia, this duck is quite ...