The patient predator : foraging and population ecology of the Great Blue Heron Ardea herodias in British Columbia
Robert W.. Butler Robert W. Butler
Bok Engelsk 1995 Robert W.. Butler
| Utgitt | Ottawa : Ministry of Supply and Services Canada , cop. 1995
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|---|---|
| Omfang | 44 s. : ill.
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| Emner | hegrer canada bestand økologi
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| ISBN | 0662231449
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