light brown almost skin color mark over scent gland.help Dec 13, 2013 14:09:25 GMT -8 Quote Select PostDeselect PostLink to PostBack to Top Post by Animalover on Dec 13, 2013 14:09:25 GMT -8 My male gerbil (mumbles) has a light brown almost like skin color mark on his scent gland its not big at all but it make me worried that he might have a problem with his sent gland. please help