Some animals are home hoppers — they'll leave small or damaged shells behind when they find better digs. Are turtles the same, or are they more invested in their keratin coverings?
Can A Turtle Live Without Its Shell? » Science ABC
Is it possible to remove the shell of a dragon? - Quora
How to treat dysecdysis (stuck shed), Wiki
When a turtle grows out of its shell will other animals move into it? - Quora
What are the main causes for a snapping turtle to have a soft shell? - Quora
Does an adult turtle no longer growing a shell still need sunshine or artificial UVB light? Is a reduced amount okay? - Quora
Do Turtle Shells Peel?
SHEDDING OR SHELL ROT/ LIFTED SCUTES
Is turtle shedding a natural process? - Quora