えらぶだいこうもりでしょう
永良部大蝙蝠でしょう
erabu daikōmorideshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of えらぶおおこうもり

1. Probably the Okinawa flying fox.

Polite
Presumptive
Conjecture
Usually Written in Kana