Dermatologists say the skin cancer that killed Jimmy Buffett is becoming more common and urge residents to look out for a few unique features.

While rare, the aggressive skin cancer pops up most often in skin areas exposed to the sun, such as the face, scalp or neck. People who are fair-skinned, older than 50 and exposed regularly to the sun are at higher risk of developing Merkel cell carcinoma. The key to survival is finding out early and acting