Summary This is an Articulated Skeleton Fish!

If you got an Bambu Lab printer i recommend you to use the Maker world variant:

https://makerworld.com/en/models/670040#profileId-597712 - Non Keychain

https://makerworld.com/en/models/670044#profileId-597716 - Keychain

Print Settings Printer brand: Bambulabs

Printer: Bambu P1S

Rafts: No Supports: No Infill: 15