CREATE TABLE table_52829 ("Name" CLOB, "Species" CLOB, "Overview" CLOB, "Introduced" CLOB, "Feral" CLOB, "Threat level" CLOB)

Which Species has a medium Threat Level?
SELECT "Species" FROM table_52829 WHERE "Threat level" = 'medium'
SELECT "Species" FROM "table_52829" WHERE "Threat level" = 'medium'