Search Results - "Aarde, Rudi J"

Climate change leads to increasing population density and impacts of a key island invader by McClelland, Gregory T. W., Altwegg, Res, van Aarde, Rudi J., Ferreira, Sam, Burger, Alan E., Chown, Steven L.

“…The considerable threats of invasive rodents to island biodiversity are likely to be compounded by climate change. Forecasts for such interactions have been…”
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Fences and artificial water affect African savannah elephant movement patterns by Loarie, Scott R., Aarde, Rudi J. Van, Pimm, Stuart L.

“…The IUCN Redlist considers the African savannah elephant ( Loxodonta africana) to be “vulnerable” despite it numbering in the 100,000s and having a large…”
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use of habitat suitability models and species–area relationships to predict extinction debts in coastal forests, South Africa by Olivier, Pieter I, Aarde, Rudi J, Lombard, Amanda T, Bradley, Bethany

“…AIM: Predicting extinctions before they are realized has proven difficult, yet is increasingly important for biodiversity conservation as habitat destruction…”
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The response of bird feeding guilds to forest fragmentation reveals conservation strategies for a critically endangered African eco-region by Olivier, Pieter I., van Aarde, Rudi J.

“…South African coastal forests form part of two critically endangered eco-regions and harbor an extinction debt. Remaining fragments are small, isolated, and…”
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A systematic review of elephant impact across Africa by Guldemond, Robert A R, Purdon, Andrew, van Aarde, Rudi J

“…Contradictory findings among scientific studies that address a particular issue may impede the conversion of science to management implementation. A systematic…”
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Multi‐scale sampling boosts inferences from beta diversity patterns in coastal forests of South Africa by Olivier, Pieter I, Aarde, Rudi J, Daniel Kissling, W

“…AIM: We used a hierarchical fractal‐based sampling design to test how sampling grain influences (1) beta diversity of and (2) inferences from the modelled…”
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Mapping potential connections between Southern Africa’s elephant populations by Huang, Ryan M, van Aarde, Rudi J, Pimm, Stuart L, Chase, Michael J, Leggett, Keith

“…Southern Africa spans nearly 7 million km 2 and contains approximately 80% of the world’s savannah elephants ( Loxodonta africana ) mostly living in isolated…”
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Savanna elephant numbers are only a quarter of their expected values by Robson, Ashley S, Trimble, Morgan J, Purdon, Andrew, Young-Overton, Kim D, Pimm, Stuart L, van Aarde, Rudi J

“…Savannas once constituted the range of many species that human encroachment has now reduced to a fraction of their former distribution. Many survive only in…”
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Combining methods for non-invasive fecal DNA enables whole genome and metagenomic analyses in wildlife biology by de Flamingh, Alida, Ishida, Yasuko, Pečnerová, Patrícia, Vilchis, Sahara, Siegismund, Hans R, van Aarde, Rudi J, Malhi, Ripan S, Roca, Alfred L

“…Non-invasive biological samples benefit studies that investigate rare, elusive, endangered, or dangerous species. Integrating genomic techniques that use…”
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Geographical and taxonomic biases in research on biodiversity in human-modified landscapes by Trimble, Morgan J, van Aarde, Rudi J

“…Biodiversity persistence in human-modified landscapes is crucial for conservation and maintaining ecosystem services. Studies of biodiversity in landscapes…”
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The role of canopy gaps in the regeneration of coastal dune forest by Grainger, Matthew J., van Aarde, Rudi J.

“…In regenerating coastal dune forest, the canopy consists almost exclusively of a single species, Acacia karroo. When these trees die, they create large canopy…”
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Lion populations may be declining in Africa but not as Bauer et al. suggest by Riggio, Jason, Caro, Tim, Dollar, Luke, Durant, Sarah M., Jacobson, Andrew P., Kiffner, Christian, Pimm, Stuart L., van Aarde, Rudi J.

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A note on polyvinyl chloride (PVC) pipe traps for sampling vegetation-dwelling frogs in South Africa by Trimble, Morgan J., van Aarde, Rudi J.

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Demographic responses of an insular elephant population to removal as a management intervention by Guldemond, Robert A. R., Louw, Cornelius J., Maré, Celesté, Nørgaard, Camilla, Aarde, Rudi J.

“…Disturbances that change population structure may evoke transient dynamics that can be assessed within a demographic resilience framework. Conservation…”
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Correction: Pattern or process? Evaluating the peninsula effect as a determinant of species richness in coastal dune forests by Olivier, Pieter I, Rolo, Victor, Visser, Natasha, van Aarde, Rudi J

“…[This corrects the article DOI: 10.1371/journal.pone.0173694.]…”
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Elephant survival, rainfall and the confounding effects of water provision and fences by Shrader, Adrian M, Pimm, Stuart L, van Aarde, Rudi J

“…Elephant are increasing across some areas of Africa leading to concerns that they may reduce woodlands through their feeding. Droughts may help limit elephant…”
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Pattern or process? Evaluating the peninsula effect as a determinant of species richness in coastal dune forests by Olivier, Pieter I, Rolo, Victor, Visser, Natasha, van Aarde, Rudi J

“…The peninsula effect predicts that the number of species should decline from the base of a peninsula to the tip. However, evidence for the peninsula effect is…”
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Coastal dune topography as a determinant of abiotic conditions and biological community restoration in northern KwaZulu-Natal, South Africa by Ott, Theresia, van Aarde, Rudi J

“…Topography is rarely considered as an independent goal of restoration. However, topography determines microenvironmental conditions and hence living conditions…”
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Genetic evidence for spatial structuring in a continuous African elephant (Loxodonta africana) population by de Flamingh, Alida, Sole, Catherine L., van Aarde, Rudi J.

“…Earlier studies on savannah elephants ( Loxodonta africana ) investigated the genetic structure of fragmented or isolated populations. Contrastingly, this…”
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A Rapid Method to Estimate Population Variables for African Elephants by Ferreira, Sam M, van Aarde, Rudi J

“…We developed a noninvasive method to estimate reproductive and survival parameters for free-ranging African savannah elephants (Loxodonta africana africana)…”
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