Audubon Park 1661 Hummingbird Food Ready to Mix Nectar, 3-Ounce Packet, 3-Pack. At Audubon Park, we love birds and care for them like no one else. Our family has been making the safest, highest quality food for backyard wildlife since 1982. We make it easy for you to attract and feed the birds you love. You can count on Audubon Park for safe, natural and nutritious wild bird food that keeps backyard birds coming back for more.