Grandparents, be sure to bring your favorite little ones along to celebrate Grandparents Day at the Buffalo Zoo! From 10:00 a.m. until 4:00 p.m., each grandparent will receive free admission with each paid child’s admission. Grandparents will also receive $5 off any grandparent membership purchased that day. Don’t forget to stop by the Delta Sonic Heritage Farm exhibit, where special activities will be taking place throughout the day! For more information, please call (716) 837-3900.