Canines and their humans can help take a bite out of cancer 9 a.m.-1 p.m. Sat., Feb. 25, when the Lake Olympia Animal Hospital hosts "Bark for Life" at The Club at Riverstone, 18353 University Boulevard. The noncompetitive walk will also feature performances by the Houston Disc Dogs, a DJ, pup-friendly activities, face painting, food trucks and vendors offering pooch-related items. Canine registration is a $20 suggested donation for the American Cancer Society. For more information, see www.relayforlife.org/barkriverstonetx.