Justin W. Leonard
Contributor
LOCATION: Ann Arbor, MI, United States
Professor of Natural Resources and of Zoology; Research Associate, Museum of Zoology, University of Michigan, Ann Arbor, 1964–75. Coauthor of Mayflies of Michigan Trout Streams.
Primary Contributions (1)
Mayfly, (order Ephemeroptera), any member of a group of insects known for their extremely short adult life spans and emergence in large numbers in the summer months. Worldwide, more than 2,500 species of mayflies have been described, about 700 of them in the United States and Canada. Other common…
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