Population characteristics of the Whooping Crane, Grus americana
The principal migratory population of Whooping Cranes is now increasing at an annual rate of about 4%, about twice the rate observed prior to the mid-1950's. Significant periodic fluctuations in total numbers overlay these average trends. These fluctuations can be explained by observed fluctuat...
Published in: | Canadian Journal of Zoology |
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Main Authors: | , |
Format: | Article in Journal/Newspaper |
Language: | English |
Published: |
Canadian Science Publishing
1983
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Subjects: | |
Online Access: | http://dx.doi.org/10.1139/z83-363 http://www.nrcresearchpress.com/doi/pdf/10.1139/z83-363 |