Birding Cape Cod: Guide to Finding Birds on Cape Cod
by Flock, Gretchen
ISBN: 0932691137
Published: Cape Cod: Massachusetts Audubon Society (1994)

Cape Cod Wildlife: A History of Untamed Forests, Seas and Shores
by Barbo, Theresa M.
ISBN: 1609492250
Published: The History Press (2012)