MB3 188a: Dyeing Hair on Weekdays and Plucking Hairs from a Cooked Chicken on Shabbos (340:1 - part 2)

Removing even one white hair from among black hairs is prohibited on Shabbos. Men removing white hair vis-a-vis בגד אשה.

גוזז (shearing) on Shabbos: Shearing an animal on Shabbos with/without a utensil. Pulling off a hair from a fur coat on Shabbos can be an איסור דאורייתא.

Removing hair from cooked chicken on Shabbos.