Name That Bird Trivia

What is this family of birds called, named after the noise of its rapidly beating wings?

What television network uses this bird as its symbol and its name for its streaming service?

What continent is the original home to these flightless birds, the largest avian species on Earth?

For what fruity cereal does this type of bird serve as the mascot?

The carrier ______ was used to send messages between the front line and headquarters during World War I.