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Predominance of single paternity in the black spiny-tailed iguana: conservation genetic concerns for female-biased hunting

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Predominance of single paternity in the black spiny-tailed iguana: conservation genetic concerns for female-biased hunting. / Faria, CMA; Zarza, E; Reynoso, VH; Emerson, BC.

In: Conservation Genetics, Vol. 11, No. 5, 2010, p. 1645-1652.

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Faria, CMA ; Zarza, E ; Reynoso, VH ; Emerson, BC. / Predominance of single paternity in the black spiny-tailed iguana: conservation genetic concerns for female-biased hunting. In: Conservation Genetics. 2010 ; Vol. 11, No. 5. pp. 1645-1652.

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@article{6ddb2be6263a4a2fbf5fdca90dc0aadc,
title = "Predominance of single paternity in the black spiny-tailed iguana: conservation genetic concerns for female-biased hunting",
abstract = "Because of female-biased illegal harvesting, knowledge about the genetic mating system of the black spiny-tailed iguana Ctenosaura pectinata is of primary interest for the conservation of this threatened species. Based on the high levels of multiple paternity found in clutches of many other reptiles, particularly in lizards, it is hypothesised that multiple paternity may also be common in black iguanas. This was investigated by using microsatellite DNA to estimate the number of males siring nine litters (9 mothers, 121 offspring genotyped at ten polymorphic loci) of black iguanas. Contrary to expectations, only 11% of sampled black iguana females produced litters consistent with being sired by multiple males. These data are the first evidence for the predominance of single paternity within an iguanid lizard, and suggest that black iguana may be more susceptible to loss of genetic variation in the face of gender-biased over-hunting pressure than previously thought.",
author = "CMA Faria and E Zarza and VH Reynoso and BC Emerson",
year = "2010",
doi = "10.1007/s10592-010-0047-2",
language = "English",
volume = "11",
pages = "1645--1652",
journal = "Conservation Genetics",
issn = "1566-0621",
publisher = "Springer",
number = "5",

}

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TY - JOUR

T1 - Predominance of single paternity in the black spiny-tailed iguana: conservation genetic concerns for female-biased hunting

AU - Faria, CMA

AU - Zarza, E

AU - Reynoso, VH

AU - Emerson, BC

PY - 2010

Y1 - 2010

N2 - Because of female-biased illegal harvesting, knowledge about the genetic mating system of the black spiny-tailed iguana Ctenosaura pectinata is of primary interest for the conservation of this threatened species. Based on the high levels of multiple paternity found in clutches of many other reptiles, particularly in lizards, it is hypothesised that multiple paternity may also be common in black iguanas. This was investigated by using microsatellite DNA to estimate the number of males siring nine litters (9 mothers, 121 offspring genotyped at ten polymorphic loci) of black iguanas. Contrary to expectations, only 11% of sampled black iguana females produced litters consistent with being sired by multiple males. These data are the first evidence for the predominance of single paternity within an iguanid lizard, and suggest that black iguana may be more susceptible to loss of genetic variation in the face of gender-biased over-hunting pressure than previously thought.

AB - Because of female-biased illegal harvesting, knowledge about the genetic mating system of the black spiny-tailed iguana Ctenosaura pectinata is of primary interest for the conservation of this threatened species. Based on the high levels of multiple paternity found in clutches of many other reptiles, particularly in lizards, it is hypothesised that multiple paternity may also be common in black iguanas. This was investigated by using microsatellite DNA to estimate the number of males siring nine litters (9 mothers, 121 offspring genotyped at ten polymorphic loci) of black iguanas. Contrary to expectations, only 11% of sampled black iguana females produced litters consistent with being sired by multiple males. These data are the first evidence for the predominance of single paternity within an iguanid lizard, and suggest that black iguana may be more susceptible to loss of genetic variation in the face of gender-biased over-hunting pressure than previously thought.

U2 - 10.1007/s10592-010-0047-2

DO - 10.1007/s10592-010-0047-2

M3 - Article

VL - 11

SP - 1645

EP - 1652

JO - Conservation Genetics

JF - Conservation Genetics

SN - 1566-0621

IS - 5

ER -

ID: 722283