PROVIDENCE—Todd McLeish, a science writer and publicist for the University of Rhode Island, will give a presentation about arctic whales on Wednesday, Feb. 20 at 2 p.m. at EPOCH Assisted Living on the East Side. McLeish is the author of three natural history books, including Narwhals: Arctic Whales in a Melting World. The presentation is free and open to the public. For more information or to R.S.V.P. please call 401-275-0682. EPOCH is located at One Butler Ave.