Concept:The state bird of Uttar Pradesh is the Sarus Crane, which is the tallest flying bird and India's only resident breeding crane.
Explanation:Uttar Pradesh officially declared the Sarus Crane as its state bird.
It is found mainly in the wetlands of UP, with an estimated population of over 13,000.
Key features: grey plumage, red head and neck, pale red legs, and it lives in pairs or small groups.
Habitat loss due to wetland drainage and agriculture conversion is a major threat.
In contrast, the House Sparrow is the state bird of Bihar and Delhi.
Answer:Option A: Sarus Crane