Featherwhisker

Featherwhisker is a pale, silvery-gray tom, with bright, amber eyes, unusually long, feathery whiskers, and a sweeping plume of a tail.

Secrets of the Clans

 * Featherwhisker is Sunstar's medicine cat, and also his brother. He passed on his compassion and deep connection with StarClan to his apprentice, Spottedleaf. He worked tirelessly to save his Clanmates during the greencough epidemic, which ultimately killed him.

Bluestar's Prophecy
Featherwhisker is Goosefeather's apprentice.

Family
Brother:
 * Sunstar : Deceased, Suspected StarClan member