zebra mouse

Lemniscomys barbarus. Also known as: Striped grass mouse; Zebra mouse. Location: Fruitbat exhibit.

hey there, this might be a bit of a niche question, but I was wondering if gravel or sand can be used as a more "natural" mouse substrate for fancy/pet mice. At various zoos and around the internet I've seen sand and gravel used for zebra mice or harvest mice - but wondering if the same can be...