The two pawns got to the end of this corridor and started dancing around each other while being preparing to hunt a pair of (mad) turtles nearby.
This save state is moded but is only running Cameras+, so I honestly don't think mods are doing this. I saw no errors in the error log during this.
Video Clip:
https://www.youtube.com/watch?v=GpCr5fxPuTA
Save game:
https://drive.google.com/open?id=1kpcxpdxqJ_zzG7N5385kkIFpXIVg7Jof
It's a separate issue so I split to a new thread - thanks for reporting complete with savegame and video! Should fix.