in 2002 at the age of 90 in Pickering, Ontario. Norah died on March 13, 2009, also in Pickering and also at age 90. Select publications Books The Monarch Butterfly. Toronto: University of Toronto Press, 1960. The Monarch Butterfly: International Traveler. Toronto: University of Toronto Press, 1987. Journal articles "Found at Last: The Monarch's Winter Home". ''National Geographic, August 1976. References External links Monarch Watch 1911 births 2002 deaths Scientists from Toronto University of Toronto alumni Members of the Order of Canada Royal Ontario Museum University of Toronto faculty National Geographic people 20th-century non-fiction writers 20th-century Canadian zoologists Canadian entomologists People from Pickering, Ontario