1) US composer and family 2) Aviary supply 3) Baseball backstops 4) Basketball targets 5) Baskets of a sort 6) Batting backstops 7) Batting enclosures 8) Batting equipment 9) Batting practice areas 10) Batting practice enclosures 11) Batting practice structures 12) Batting-practice areas 13) Batting-practice enclosures Found on https://www.crosswordclues.com/clue/cages