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CHESS OPEN HOUSE: The Buffalo and Erie County Public Library, in collaboration with Archangel 8 Chess Academy, will host a free chess open house from noon to 4:30 p.m. Sunday at its downtown branch on Lafayette Square.

CAT RESCUE AND ADOPTION BENEFIT: Ten Lives Club, a nonprofit group with more than 300 cats and kittens in its program, will benefit from the 11th annual Fur Ball, held from 1 to 6 p.m. Sunday at

the Knights of Columbus Hall, 36 Pierce Ave., Hamburg. There will be a basket raffle, 50/50s, live music and a silent auction. Vendors will display their crafts and other goods, and homemade food and desserts and a cash bar will be available. For information, call 646-5577.

HOME GARDENING SERIES: Made 2 Move Fitness, a wellness-based fitness studio located at 777 Maple Road in Williamsville, is hosting a 10-part series with “The English Gardener,” Peter BonSey, from 1 to 2 p.m., beginning Sunday with “Starting from See – Tips and Tricks.” These workshops provide a look into the reality of home gardening for the beginner to intermediate gardener. The series runs through June 2. Spaces are limited. Register by calling 204-8451 or going to www.made2movefitness.com.

FRACKING SPEAKER: Anthony Ingraffea, an expert on hydraulic fracturing for natural gas, or hydrofracking, will speak at 7 p.m. Monday in Dresser Auditorium in the John J. Murphy Professional Building on the campus of St. Bonaventure University in Olean. Ingraffea, a professor of engineering at Cornell University, has given several speeches and has testified in court about his science-based reasons for opposing fracking. His research centers on computer simulation and physical testing of complex fracturing processes. The program is free and open to the public.

LECTURE: The Rev. Gustavo Morello, assistant professor of sociology at Boston College, will deliver a talk titled “Catholicism and Human Rights in Latin America: The Argentine Case since the 1960s” at 5 p.m. Monday in the Regis Room South of the Richard E. Winter ’42 Student Center at Canisius College, 2001 Main St. The talk is free and open to the public. For information, contact M. Fernanda Astiz, director of Latin American studies, at 888-3724.