My little redfoot had one eye that it was reluctant to open....looked a little swollen. Off to the vet we went. Turned out she had corneal edema from trauma. The vet guessed it had bumped the eye on something or scratched it with it's foot. I think a tortoise reluctant to open their eye could...
My guys are mini tanks, they plow over, stomp on and destroy almost every plant I have tried to grow. The patio palms planted on top of their hide boxes have lasted a bit longer....
Sadly many of us get awful advice from breeders and pet store when we are starting out...... I sure did! I agree, your baby needs to be warmer. 70 degrees is not adequate, they will not be active at that temp nor (if they do eat) will they be able to digest the food. Humidity is important...