“The shell design suggests “daring architectural design with innovative engineering.” Although the main function of the turtle shell is protection, it also serves as a reservoir for water, fat, and wastes and also functions as an effective pH buffer.”
Read this AMAZING article here: https://creation.com/pappochelys-turtle-evolution
Picture from: https://pixabay.com/vectors/cartoon-green-sea-turtle-2027744/ accessed 1/6/23.