Complete the name of the eerie light seen over marshes at night: "will-o'-the-___".

A theory from the 1980s warned that smoke from a nuclear war could darken the skies and cause what? Which name for a theory of the origin and spread of humankind is also the title of the Best Picture Oscar winner for 19… Which word names both a thick knitted or crocheted blanket and a native of Kabul? Which word means both a thief and the inside bend of your arm? Which word names both a thin sheet of metal and a fencing weapon? A more sexually explicit version of which 1928 D.H. Lawrence novel was finally published legally in the U.S. in 1959? Complete Gertrude Stein's famous line: "A ___ is a ___ is a ___ is a ___". Something entirely different is said to be "a ___ of a different color". Which animal fills the blank?