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During the past forty-three years our Division of Zoology of the Royal Ontario Museum has been most active in collecting various species of animals throughout the Province of …
Caddisflies constitute the insect order Trichoptera in which some 10,000 species are known in the world, including about 1400 in North America. Fossil evidence shows that …
Bats are dangerous to man. Right? Wrong. Here is the truth about chiroptera, the only mammals that fly, in a short, well-illustrated account based on solid research but intended …
This volume is primarily concerned with the entomology of Monarch butterflies and the debate regarding their northward and southward migratory patterns.
Dr. Walker makes a signal contribution in gathering together all available information on the dragonflies of Canada and Alaska. The order as a whole and the zygoptera are covered. …
Dr. Walker and Dr. Corbet make a signal contribution in gathering together all available information on the dragonflies of Canada and Alaska. The order as a whole and the zygoptera …
The anatomical study of an animal is chiefly a matter of applying a certain practical method of exposition, the student's attention being concentrated on those facts which can be …
Dr. Walker and Dr. Corbet make a signal contribution in gathering together all available information on the dragonflies of Canada and Alaska. The order as a whole and the zygoptera …
Killing Bugs for Business and Beauty examines the beginning of Canada's aerial war against forest insects and how a tiny handful of officials came to lead the world with a …
Dr. Walker makes a signal contribution in gathering together all available information on the dragonflies of Canada and Alaska. The order as a whole and the zygoptera are covered. …