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Fitness consequences of dispersal: is leaving home the best of a bad lot?

Abstract:

Using 20 years of demographic and genetic data from four populations of banner-tailed kangaroo rats (Dipodomys spectabilis), we asked whether dispersing individuals gain benefits during adulthood that might compensate for the substantial survival costs they experience as juveniles. Compared to philopatric animals, within- and between-population dispersers gained no measureable advantages in adult survival, fecundity, or probability of recruiting offspring to adulthood. Restricting analyses to...

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Publication status:
Published

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Publisher copy:
10.1890/12-1037.1

Authors


Journal:
Ecology
Volume:
94
Issue:
6
Pages:
1287-1295
Publication date:
2013-06-01
DOI:
ISSN:
0012-9658
Source identifiers:
386622
Language:
English
Keywords:
Pubs id:
pubs:386622
UUID:
uuid:54d9fe9c-3064-4d69-ae04-15f20756da6a
Local pid:
pubs:386622
Deposit date:
2013-11-16

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