Low frequency of extra-pair paternity in Common Gulls (Larus canus) as revealed by DNA fingerprinting

1998 ◽  
Vol 139 (4) ◽  
pp. 413-420 ◽  
Author(s):  
Monika Bukacińska ◽  
Dariusz Bukaciński ◽  
Jörg Thomas Epplen ◽  
Klaus Peter Sauer ◽  
Thomas Lubjuhn
1991 ◽  
Vol 29 (2) ◽  
pp. 95-101 ◽  
Author(s):  
Jan T. Lifjeld ◽  
Tore Slagsvold ◽  
Helene M. Lampe

The Condor ◽  
10.1650/7337 ◽  
2004 ◽  
Vol 106 (1) ◽  
pp. 149 ◽  
Author(s):  
Fabrice Helfenstein ◽  
Claire Tirard ◽  
Etienne Danchin ◽  
Richard H. Wagner

2020 ◽  
Vol 2 (1) ◽  
Author(s):  
Jessica L B Schaefer ◽  
John H Christy ◽  
Peter B Marko

Synopsis Pair-living is a common social system found across animal taxa, and the relationship between pair-living and reproduction varies greatly among species. Siphonaria gigas, hermaphroditic pulmonate gastropods, often live in pairs in the rocky intertidal zone of the tropical Eastern Pacific. Combining genetic parentage analysis using four polymorphic microsatellite loci with behavioral observations from a 10-week field study, we provide the first description of the mating system of a Siphonaria species incorporating genetic data. S. gigas mated both within-pair and extra-pair and three out of four paired S. gigas individuals produced egg masses with extra-pair paternity. Multiple paternity was detected, but at a relatively low frequency (19% of egg masses) compared to other marine gastropods. Behavioral data indicate one potential advantage of pair-living: paired S. gigas produced almost twice as many egg masses as their solitary counterparts over four reproductive cycles. These observations, together with constraints on the movement of S. gigas, suggest that pairing may ensure mate access and increase reproductive success.


2009 ◽  
Vol 109 (4) ◽  
pp. 300-304 ◽  
Author(s):  
Diane Colombelli-Négrel ◽  
Beth E. Schlotfeldt ◽  
Sonia Kleindorfer

Author(s):  
Sondra Turjeman ◽  
Ron Chen ◽  
Ran Nathan

Abstract The Eurasian Jackdaw is thought to be archetypically monogamous, but recent tagging research uncovered extra-pair copulations in the species. Here we examined extra-pair paternity (genetic monogamy) in Eurasian jackdaws breeding in the Judean Hills, Israel, at the global edge of the species range, using a set of highly polymorphic molecular microsatellites. We found roughly a sixth of nests sampled showed deviations from monogamy, more than previously found in DNA fingerprinting studies of jackdaws, suggesting a mixed mating strategy in this population. These findings support the trend of extra-pair paternity in avian species, even when social monogamy remains the rule, and highlight the importance of continued study of species throughout their geographical range.


1992 ◽  
Vol 226 (3) ◽  
pp. 399-408 ◽  
Author(s):  
J. Graves ◽  
R. T. Hay ◽  
M. Scallan ◽  
S. Rowe

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