2016-12-16T09:26:42-05:00. A because when the little fish die they sink to the bottom, and after time the skeletons build up on top of each other.
How do you get a cyst inside of your lip? A white bump or mucous cyst forms on the lip when the salivary glands get blocked. This is caused by any trauma to the oral cavity due to cheek or lip biting, poor dental habits, or piercings, states Healthline.
Bumps on lips can be caused by a variety of things that can range from mild to serious causes. The bumps can also occur on just your top or bottom lip. They do need to be addressed quickly because they can have a negative impact on your appearance and they can be discomforting.