Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
La Brulle (cont.)
proportion as the crop of young birds increases
(see Fig.48, p.115 in guail book). However, I noted
an exception in 1952 -> the highest proportion of young
she ever had (490 min : 100ad) - when adult M:F as 9:9
are about equal. I explained this rather lamely by
suggesting that in boom years males suffered the
dishe of