Scrub it with a soft toothbrush. Do not use cleaning agents, especially bleach. Your turtle won't like it, but he'll have to deal!
it aging
if the red eared slider's shell is 15cm. it is 5 years old!
No, red-eared sliders are not illegal in England.
yes, mini red eared sliders do exist
Yes, red eared sliders eat minnows in the wild and in captivity.
never
no
no
yes they can be separated because by nature, red eared sliders are solitary creatures.
no
humans
It means that it needs a calciam block you put in the water. You can find them at pet stores.