Black-and-white mammal (5)
(Other definitions for skunk that I've seen before include "Vile-smelling animal" , "rat" , "Animal with foul scent" , "Mammal using scent as a weapon" , "Animal that can eject a foul-smelling fluid" .)
(Other definitions for zebra that I've seen before include "Horse-like striped beast" , "Striped quadruped" , "Striped horse-like animal" , "that's stripy" , "Black and white striped animal" .)