When a turtle starts to swell up, there could be many issues that need to be attended to. For example, the turtle could have an abscess. It could have shell rot or internal parasites.
well a turtle swells by it layiing on its stomach and it swells then explodespeace out suckers :) =P
It swells up.
It takes in carbon dioxide
I believe a gland in your throat swells up, like that of Mona Lisa's.
BRING IT TO THE DOCTOR'S it's the best thing to do if that happens it could be in a lot of pain
It means it's infected!
According to reasonable information when you eat a toad your stomach swells up and has a chemical reaction.
When the brain swells it can come in direct contact with a person's skull. The pressure can cause paralysis for the patient.
it swells and has a tendency to collect mucus
It gets scared and goes into it's shell and/or bites you.
it swells and it becomes lighter in weight
Increased blood flow, decreased blood flow, or infection.