Bird instance count before: 0
Yellow-bellied Flycatcher instance count before: 0
Kiwi instance count before: 0
Bird instance count after: 3
Yellow-bellied Flycatcher instance count after: 3
Kiwi instance count after: 3
The generic song of any bird is "chirp".
The song of the yellow-bellied flycatcher on breeding grounds is "flat chilk".
The yellow-bellied flycatcher bird can fly.
The kiwi cannot fly and is stuck on the ground.