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Clutch size in eastern phoebes ( Sayornis phoebe ). I. The cost of nest building
Conrad, Kelvin F., Robertson, Raleigh J.Volume:
71
Language:
english
Journal:
Canadian Journal of Zoology
DOI:
10.1139/z93-133
Date:
May, 1993
File:
PDF, 476 KB
english, 1993