Which wild silkworm species is responsible for producing Bhagalpuri (Tussar) silk in Bihar?

Q. Which wild silkworm species is responsible for producing Bhagalpuri (Tussar) silk in Bihar?
Answer: Antheraea paphia
Notes: Bhagalpuri silk, also called Tussar silk, is mainly produced from the cocoons of Antheraea paphia, a wild silkworm found in India. Bhagalpur in Bihar is famous for this silk, known for its natural sheen and regional production expertise.