نتایج جستجو برای: captive breeding and re

تعداد نتایج: 16860702  

Journal: :The Journal of heredity 2014
Andrea S Putnam Jamie A Ivy

Zoo-based captive breeding programs typically rely on accurate pedigrees to maintain long-term population genetic diversity and prevent close inbreeding. For many mixed-sex captive populations, it is difficult to assign parentage of offspring with certainty without conducting DNA-based parentage analyses. Using the demographic parameters of a North American captive population of Arabian oryx (O...

2017
Emilio Valbuena-Ureña Anna Soler-Membrives Sebastian Steinfartz Mònica Alonso Francesc Carbonell Raquel Larios-Martín Elena Obon Salvador Carranza

Ex situ management strategies play an important role in the conservation of threatened species when the wild survival of the species cannot be ensured. Molecular markers have become an outstanding tool for the evaluation and management of captive breeding programs. Two main genetic objectives should be prioritized when planning breeding programs: the maintenance of maximum neutral genetic diver...

Journal: :Biology letters 2014
Brendan Slade Marissa L Parrott Aleisha Paproth Michael J L Magrath Graeme R Gillespie Tim S Jessop

Captive breeding is a high profile management tool used for conserving threatened species. However, the inevitable consequence of generations in captivity is broad scale and often-rapid phenotypic divergence between captive and wild individuals, through environmental differences and genetic processes. Although poorly understood, mate choice preference is one of the changes that may occur in cap...

2002
Marco W.G. van de Bildt

In December 2000, an infectious disease spread through a captive breeding group of African wild dogs (Lycaon pictus) in Tanzania, killing 49 of 52 animals within 2 months. The causative agent was identified as Canine distemper virus (CDV) by means of histologic examination, virus isolation, reverse transcriptase-polymerase chain reaction analysis, and nucleotide sequencing. This report emphasiz...

2002
Marco W.G. van de Bildt Thijs Kuiken Aart M. Visee Sangito Lema Tony R. Fitzjohn Albert D.M.E. Osterhaus

In December 2000, an infectious disease spread through a captive breeding group of African wild dogs (Lycaon pictus) in Tanzania, killing 49 of 52 animals within 2 months. The causative agent was identified as Canine distemper virus (CDV) by means of histologic examination, virus isolation, reverse transcriptase-polymerase chain reaction analysis, and nucleotide sequencing. This report emphasiz...

2016
Yuwei Xie Pu Xia Hui Wang Hongxia Yu John P. Giesy Yimin Zhang Miguel A. Mora Xiaowei Zhang

Reintroduction of the threatened red-crowned crane has been unsuccessful. Although gut microbiota correlates with host health, there is little information on gut microbiota of cranes under different conservation strategies. The study examined effects of captivity, artificial breeding and life stage on gut microbiota of red-crown cranes. The gut microbiotas of wild, captive adolescent, captive a...

Journal: :Current Biology 2006
Nicholas Wade

be traced back to My Family and Other Animals. “That book and his subsequent books bred a whole generation of zoologists,” says Lee Durrell. And although captive breeding has its critics, there is no doubt for some species it has been crucial. A report last month from BirdLife International described the existence of 31 bird species in conservation efforts, including captive breeding. Californi...

2004
Jonathan D. Ballou

Laboratory populations and colonies of animals are established and maintained for a variety of purposes with biomedical, reproductive, behavioral, and genetical research being among the most common uses. Animal populations are also established and maintained for conservation purposes, as is the case with endangered species captive breeding programs in zoological parks and similar institutions. ...

2010
Melissa Kennedy

Management of self-sustaining populations of cheetahs has been problematic, as evidenced by continuing poor health and declining numbers. Infectious disease agents, including feline coronavirus (FCoV), continue to be causes of concern for these populations because of potential health problems and restrictions on moving breeding animals. The 2005 international meeting of the Association of Zoos ...

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