Dove: Squab, Chick
Emu: Chick, Hatchling
Grouse: Cheeper, Poult, Chick, Squealer
Pigeon: Squab, Squeaker
Swan: Cygnet, Flapper
While many of them are indeed called chicks, so many are not. I found it interesting that some had several different names they were called by. This list seems complete to me, but if I'm missing something please leave me a comment and I'll add it to the list!