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Natural History of the Salamander, Aneides hardii

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Published: 1959
Language: English
Wordcount: 4,728 / 23 pg
Flesch-Kincaid Reading Ease: 64.3
LoC Category: Q
Downloads: 346
Added to site: 2010.02.10
mnybks.net#: 26624
Genre: Science
Excerpt

57 | 34 | 43 | 100:126 +--------+---------+---------- All | 120 | 123 | 1:1 ---------------------+--------+---------+----------

Table 4.--Sex Ratios in Aneides hardii, Adults

=================================================== | Number | Number | Ratio of Locality | of | of | males to | males | females | females ---------------------+--------+---------+---------- Capitan Mountains | 35 | 19 | 100:54 Sierra Blanca | 22 | 7 | 100:32 Sacramentos, 1958 | 15 | 14 | 100:93 Sacramentos, '56-'57 | 22 | 16 | 100:73 ---------------------+--------+---------+----------

Age-ratio

The data in Table 5 show adult salamanders to outnumber young at each collecting locality. This is probably not an accurate reflection of actual age composition in this species. Yet, we obtained the same general result in all three years of the study. We assume, therefore, that young were located where we could not catch many of them; probably they were underground. Sites of hatching and of the activities of e

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