Question: what is koyal called in english?
Answer: Asian koel/कोयल:The Asian koel (Eudynamys scolopaceus)[3][4] is a member of the cuckoo order of birds, the Cuculiformes. It is found in the Indian Subcontinent, China, and Southeast Asia. It forms a superspecies with the closely related black-billed and Pacific koels which are sometimes treated as subspecies.