Version: 0.C-16771-gcceac62, latest experimental. SDL.
Behaviour: When receiving mutations of the various tail types (tested Rat, Long, Cattle, Raptor, Fluffy and Spiked) pants and trousers cannot be worn unless it supports mutated anatomy.
Expected Behaviour: As per the mutation description, tails should restrict the character from wearing non-fabric pants, presumably meaning anything not Cotton, Nomex, or Wool.