くちばしくろびたきじゃなかったです
嘴黒鶲じゃなかったです
kuchibashikurobitakijanakattadesu

Noun
Desu Copula

The polite, past negative form of はしぐろひたき

1. Wasn't a Japanese robin.; Wasn't a black-faced warbler.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana