Misc: In 1887 ---------- Schrodinger Austria, physicist (had a cat), born. ?

Questions

What do Americans call the silencer on a car?

What did Japanese athlete Suburaya do after failing to win in the 1964 Olympics?

What was removed from Mussolini's body before it was buried?

Why was a last minute decision made to bomb Nagasaki rather than the chosen target of kokura?

To which family of birds does the robin belong?