Grzimek Birds
- red-browed treecreeper
Climacteris erythrops
- rufous treecreeper
Climacteris rufus
- shovel-billed kookaburra
Clytoceyx rex
- orange-crowned fairywren
Clytomyias insignis
- crested bird-of-paradise
Cnemophilus macgregorii
- yellow-billed cuckoo
Coccyzus americanus
- boat-billed heron
Cochlearius cochlearius
- northern flicker
Colaptes auratus
- grey shrike-thrush
Colluricincla harmonica
- little shrike-thrush
Colluricincla megarhyncha
- rufous-banded honeyeater
Conopophila albogularis
- olive-sided flycatcher
Contopus cooperi
- greater pewee
Contopus pertinax
- western wood pewee
Contopus sordidulus
- Oriental magpie-robin
Copsychus saularis
