rat always bites for no reason

my rat has been on antibiotics 3 different times and its done

is my rat dying????

Help! What's wrong with my rat? Is he dying?

What is my rat doing and what should I do about it?

Is my rat dying?

Help! My rat is having breathing problems and I'm scared.

Does my rat look like it's dying

Help deciding wether to put my rat to sleep

I think my other rat is actively dying…

My Rat Is Sick

My rat is dying):