Noted biologists talk Nov. 18 and 25

Two upcoming guest lectures, featuring alumni who received biology doctorates at Cornell, are part of the class, The Naturalist's Way. They are free and open to the public.

·Roger Payne will speak Nov. 18 at 4:30 p.m. in Call Alumni Auditorium on "Listening to Whales: What Humanity Can Learn." He will be assisted in the presentation by his wife, Lisa Harrow, a noted actress who has appeared with the Royal Shakespeare Company and acclaimed films. After earning his Ph.D. in 1961, Payne traveled worldwide to document behavior and communication of whales. He is the author of Among Whales and co-author of The Whale Watcher's Guide.

·May Berenbaum will speak Nov. 25 at 4 p.m. in the Biotechnology Building's first-floor seminar room on the topic "Gut Reactions: Cytochrome P450 Plant-Insect Interactions." Berenbaum '80, who heads the entomology department at the University of Illinois at Urbana-Champaign, is better known outside scientific circles as the originator of the Insect Fear Film Festival.