If you’re thinking Larry Walkinshaw only studied endangered cranes and warblers, check-in at this report on Cranes, Loons and Quilts where it’s explained how On the Wings of Cranes: Larry Walkinshaw’s Life Story is available from the Michigan Audubon Society. I don’t know anything about the quilts but Walkinshaw’s work with loons spanned his adult life.

CRANES, LOONS & QUILTS