Rosalind Renfrew, scientist/director at Vermont Center for Ecostudies, will present "Studying And Conserving Birds That Do Not Stay Put: The Case Of The Bobolink" at 7 p.m. Monday, April 7, at Berkshire Life Insurance Company, 700 South St.

The public is invited to this free presentation sponsored by the Hoffmann Bird Club of Berkshire County.

Renfrew will also answer questions about the recent "Vermont Breeding Bird Atlas II," of which she was the principal coordinator.