Which one of the following is not a flightless bird?

Question

Which one of the following is not a flightless bird? (A) Struthio (B) Emu (C) Psittacula (D) Cassowary

Tardigrade Admin · Accepted Answer

Psittacula (parrot) is not a flightless bird, while other three are flightless birds.

Q. Which one of the following is not a flightless bird?