しろはらとうぞくかもめだったら
白腹盗賊鴎だったら
shirohara tōzokukamo medattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of しろはらとうぞくかもめ

1. If/When it were a white-bellied skua:; If/When it was a white-bellied skua:

Tara Conditional
Usually Written in Kana