Sherburne National Wildlife Refuge invites the public of all ages to its FREE Spring Celebration on Saturday, May 21. This family-friendly event runs from 10 am - 1 pm at the Oak Savanna Learning Center. Everyone is invited to learn more about the birds, pollinators and native plants that call the refuge home. The celebration will include a food truck, live bees, story walks, a silent auction, a bird booth and kid's crafts. The Eagle's Nest Nature Store will be open for purchasing a variety of nature-related books, clothing and gifts.