Sabertooth by CourtJester
-Chapters: 8

-Words: 36k
-Switch
-Rick Gguk
-Arranged marriage,
-fluff
-Lil bit of angst
-Smut
-character development
-Jin and Taehyung are brothers
-Whipped Gguk
-Happy ending.

It's cute the way Tae describes Humans as animals based on their behavior, is so adorable.

Sabertooth Jungkook X Giant Panda Tae ㅠㅠ

https://archiveofourown.org/works/29405238/chapters/72239496

Or

Search Sabertooth Taekook ao3 in search engine ;)