Answer: Patna
Notes: Bihar Forest Department and Nature Wells of Kolkata have started an initiative for the conservation and breeding of butterflies. Under this initiative, a butterfly park was opened at Jaiprakash Udyan in Bodh Gaya. This is the first butterfly park in Bihar, as well as the first in India, where a butterfly breeding and conservation center has been established. Only 20-30 people will be allowed at a time to enter the park.
