CREATE TABLE table_38146 ("School" TEXT, "Location" TEXT, "Mascot" TEXT, "Enrollment  ( 2010 ) " FLOAT, "IHSAA Class" TEXT, "IHSAA Football Class" TEXT, "County" TEXT)

What is the mascot with an enrollment (2010) less than 980, and heritage as the school?
SELECT "Mascot" FROM table_38146 WHERE "Enrollment (2010)" < '980' AND "School" = 'heritage'
SELECT "Mascot" FROM "table_38146" WHERE "Enrollment (2010)" < '980' AND "School" = 'heritage'