There isn't one, but you can literally say "blue bird" by combining blue "aoi" and bird "tori" together.
Bird is the word!!
There is a new word for blue bird.
鳥 Tori
It is bluebird!
"Ava" is not a Japanese word and so it has no meaning in Japanese. However, "ava" means "bird" in German and "bird" translated into Japanese is 鳥 (tori).
In Japanese language, the common word to say 'bird' is 'tori', there could be several variations depending of the kind of bird you are referring to. For instance, if you want to say 'little bird', you can say: 'kotori'.
blue - 青 (Ao)
aoi is for blue
If you are referring to the bird, it is 'tsuru.'
'Crane' isé¶´ (tsuru) in Japanese. This word is used to refer to the bird.
tori (鳥) means a bird in Japanese. not too sure with white bird.