CREATE TABLE table_30979 ("Season no." FLOAT, "Series no." FLOAT, "Title" CLOB, "Directed by" CLOB, "Written by" CLOB, "Original air date" CLOB, "Production code" FLOAT, "U.S. viewers  ( millions ) " CLOB)

What is the number in season of the episode titled 'Cadaver'?
SELECT "Season no." FROM table_30979 WHERE "Title" = 'Cadaver'
SELECT "Season no." FROM "table_30979" WHERE "Title" = 'Cadaver'