What Kind of Bird is it? | Help

I need your Help.
My Cat catch this bird yesterday evening and i save him from her. But he is a little injured.
I want to feed him, but i don´t know what he will eat.
So if you know, what kind of bird he is, let me know! Or any Tips to share him up.
Share it pls.
Thx a lot.

If he will look more worst, i will take him to the animal doctor.
Sorry for my bad English