Dennis Hubert Chitty

Evolution and Ecology

One of the first animal ecologists in the world and a world expert on lemmings

Dr. Dennis Chitty has studied wild animal population cycles for more than 60 years and is regarded as a world expert on lemmings. He came to Canada in 1930 and worked with the Ontario Fisheries Research Laboratory summers while an undergraduate at the U of T. He has written many scientific papers on the changes in natural populations of animals, especially small mammals. Chitty’s studies are cited in all ecological textbooks and he has inspired a large number of experimental ecologists. His book Do Lemmings Commit Suicide?: Beautiful Hypotheses and Ugly Facts was released in 1996 (See Review).

Dr. Chitty passed away on February 3, 2010.

Sources: Canadian Who’s Who 1993; The Canadian Encyclopedia, 2000 ed.; BC Centre for Curriculum Transfer & Technology.


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