• Lake Renwick Heron Rookery – Open daily from 8 a.m. to sunset through Feb. 28. Hiking, running, bird viewing programs. Visitbit.ly/renwickreopens.
• Cat adoption – 5 to 7 p.m.; also 1 to 3 p.m., Sunday, Bolingbrook PetSmart on Weber Road. Call Humane Haven Animal Shelter at 630-378-4208 for information or an appointment. All Humane Haven cats are spayed or neutered, microchipped, FeLV/FIV tested and have their distemper and rabies shots.
• “Migratory Bird Hike" registration deadline – Event is 8 to10 a.m., Oct. 5, Lake Renwick Heron Rookery Nature Preserve in Plainfield. 1.5-mile guided hike. Age 7 and up. Free. Register at ReconnectWithNature.orgor call 815-886-1467.
• Open Viewing – 5:30 to 7:30 p.m., Hopeful Tails Animal Rescue, 2303 Oak Leaf St., Joliet. For information, visit hopefultailsanimalrescue.org.
• Pet Blessing – 10 a.m., Peace Lutheran Church, Candlelight Lane, Morris. Brief readings, pets blessed individually.
• Paws to Read – 10:30 a.m. to noon, Fountaindale Public Library District, 300 W. Briarcliff Road, Bolingbrook. Read aloud to dogs. Kindergarten through fifth grade. Call 630-759-2102 or visit fountaindale.org.
• Eat a Bug – Noon to 12:30 p.m., Saturdays and Sundays through Dec. 5, Plum Creek Nature Center, Crete Township. Try a seasoned cricket or mealworm. Free. All ages. Drop-in. Visit ReconnectWithNature.org.
• Pet Blessing – Noon, St. Mary Immaculate Parish, north parking lot, 15629 S. Rt. 59, Plainfield. Finned, furred and featured friends welcome. Leash, crate, or contain all pets. Visit smip.org.
• “Meet a Beekeeper” – 12:30 to 2:30 p.m., Plum Creek Nature Center, Beecher. Mike Rusnak will discuss beekeeping. Q&A. 18 and older. Free. Registration is not required. Visit ReconnectWithNature.org.
• “Sunday Funday” – Noon at Barraco's in Orland Park for a special Pizza, Pints & Pets on the Patio event. Then head to resale For Rescues, 11134 Front Street, Mokena from 2 to 6 p.m. for raffles, bake sale, tarot card reader, Halloween craft station, taffy apple and pretzel rod decoration stations. Hosted by NAWS Humane Society of Illinois. Visit nawsus.org.