🌱 Environment & EcologyUPSC 2014Sustainable Development

If you walk through countryside, you are likely to see some birds stalking alongside the cattle to seize the insects disturbed by their movement through grasses.Which one of the following is/are such bird/birds?1. Painted Stork2. Common Myna3. Black-necked CraneSelect the correct answer using the code given below.

a1 and 2
b2 only
c2 and 3
d3 only
✓ Correct answer: b) 2 only
ExplanationOption 2 is correct: Common mynas are native to South Asia, with their breeding range extending from Afghani- stan through India and Sri Lanka to Bangladesh.They have been introduced to many tropical regions worldwide, except South America.While generally resident in India, occasional east-west movements occur.The Common Myna is an omnivorous, oppor- tunistic feeder, often foraging on insects disturbed by grazing cat- tle.It thrives in urban environments and is known for its strong territorial instincts, often found in open woodlands.Option 1 is incorrect: Painted storks forage in flocks in shallow waters along rivers or lakes.A wading bird that lives in the wet- lands of tropical Asia.They feed on fish, frogs, and insects in shal- low water.It has distinctive pink tertial feathers Option 3 is incorrect: The habitat of Black-necked Crane is in the high altitude wetlands and grasslands of the Tibetan plateau, Sichuan (China), and eastern Ladakh (India).They are not oppor- tunistic feeders.222

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