前口 まえくち動物 どうぶつじゃなかったです
maekuchi dōbutsujanakattadesu

Noun
Desu Copula

The polite, past negative form of 前口動物

1. Wasn't a front-mouth animal.; Wasn't an animal with a mouth in front.

Past/Perfective
Negative
Polite
Casual Register