InterestingMost common cause of this is constipation. When they are kept too dry, not soaked enough, and fed the wrong foods. Read through this:
The Best Way To Raise A Sulcata, Leopard, Or Star Tortoise
I chose the title of this care sheet very carefully. Are there other ways to raise babies? Yes. Yes there are, but those ways are not as good. What follows is the BEST way, according to 30 years of research and experimentation with hundreds of babies of many species. Babies hatch during the...tortoiseforum.org
Then ask questions and make changes.
Where are the papers on Star tortoises making actual noises when in pain from constipation, please?