Arid
DOI10.1111/j.1744-7429.2012.00906.x
Microhabitat Variation Explains Local-scale Distribution of Terrestrial Amazonian Lizards in Rondonia, Western Brazil
Garda, Adrian A.1; Wiederhecker, Helga C.2; Gainsbury, Alison M.3; Costa, Gabriel C.1; Pyron, R. Alexander4; Calazans Vieira, Gustavo H.5; Werneck, Fernanda P.6; Colli, Guarino R.7
通讯作者Garda, Adrian A.
来源期刊BIOTROPICA
ISSN0006-3606
EISSN1744-7429
出版年2013
卷号45期号:2页码:245-252
英文摘要

We investigate the role of ecology and phylogeny in the association between lizard abundance and microhabitat variables in an Amazon rain forest site. Using pitfall trap arrays, we collected data from 349 individuals belonging to 23 lizard species. After accounting for spatial autocorrelation and using a canonical correspondence analysis (CCA), we found that lizard captures were significantly associated with microhabitat variables, which accounted for 48 percent of the observed variation. Furthermore, a canonical phylogenetic ordination (CPO) indicated that microhabitat variables are more important in determining the distribution of lizard species than phylogenetic relationships among species. Termite nests, canopy openness, and tree circumference were strongly associated with the number of captures of certain lizard species. Our results confirm autecology studies of individual lizard species for which data are available. We suggest that maintaining heterogeneous forested microhabitats should be a central goal for sustaining a high lizard biodiversity in Amazon rain forests. Resumo Nos investigamos os papeis da ecologia e da filogenia na associacAo entre a abundancia de lagartos e variaveis do microhabitat em uma area de Floresta Amazonica. Com o auxilio de armadilhas de queda, nos coletamos dados de 349 individuos de 23 especies de lagartos. Depois de controlar os efeitos da autocorrelacAo espacial e empregando uma Analise de Correspondencia Canonica (CCA), nos verificamos que as capturas de lagartos foram significativamente associadas as variaveis de microhabitat, que explicaram 48 por cento da variacAo observada. Alem disso, uma OrdenacAo Filogenetica Canonica (CPO) indicou que as variaveis do microhabitat sAo mais importantes na determinacAo da distribuicAo das especies de lagartos que as relacoes filogeneticas entre as especies. Cupinzeiros, abertura do dossel e circunferencia das arvores foram fortemente correlacionados com a ocorrencia de determinadas especies. Nossos resultados confirmam estudos de autoecologia de especies de lagartos para os quais existem dados disponiveis. Nos sugerimos que a manutencAo de microhabitats heterogeneos deve ser um objetivo central para manter a alta diversidade de lagartos na Floresta Amazonica.


英文关键词Amazon canonical correspondence analysis canonical phylogenetic ordination community structure phylogenetic ANOVA squamata
类型Article
语种英语
国家Brazil ; Australia ; USA
收录类别SCI-E
WOS记录号WOS:000315643900012
WOS关键词PHYLOGENETIC COMMUNITY STRUCTURE ; RAIN-FOREST ; GONATODES HUMERALIS ; ARID AUSTRALIA ; ANOLIS LIZARDS ; AMEIVA-AMEIVA ; HABITAT USE ; ECOLOGY ; DIVERSITY ; SQUAMATA
WOS类目Ecology
WOS研究方向Environmental Sciences & Ecology
资源类型期刊论文
条目标识符http://119.78.100.177/qdio/handle/2XILL650/176199
作者单位1.Univ Fed Rio Grande do Norte, DBEZ Ctr Biociencias, Lab Anfibios & Repteis, BR-59078900 Natal, RN, Brazil;
2.James Cook Univ, Sch Marine & Trop Biol, Ctr Trop Biodivers & Climate Change, Townsville, Qld 4811, Australia;
3.Univ Texas Austin, Sect Integrat Biol, Austin, TX 78712 USA;
4.George Washington Univ, Dept Biol Sci, Washington, DC 20052 USA;
5.Univ Fed Paraiba, CCEN, Dept Sistemat & Ecol, BR-58051900 Joao Pessoa, PB, Brazil;
6.Brigham Young Univ, Dept Biol, Provo, UT 84602 USA;
7.Univ Brasilia, Dept Zool, BR-70910900 Brasilia, DF, Brazil
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Garda, Adrian A.,Wiederhecker, Helga C.,Gainsbury, Alison M.,et al. Microhabitat Variation Explains Local-scale Distribution of Terrestrial Amazonian Lizards in Rondonia, Western Brazil[J],2013,45(2):245-252.
APA Garda, Adrian A..,Wiederhecker, Helga C..,Gainsbury, Alison M..,Costa, Gabriel C..,Pyron, R. Alexander.,...&Colli, Guarino R..(2013).Microhabitat Variation Explains Local-scale Distribution of Terrestrial Amazonian Lizards in Rondonia, Western Brazil.BIOTROPICA,45(2),245-252.
MLA Garda, Adrian A.,et al."Microhabitat Variation Explains Local-scale Distribution of Terrestrial Amazonian Lizards in Rondonia, Western Brazil".BIOTROPICA 45.2(2013):245-252.
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