Search Results - "Preez, Pierre"

Precipitation, vegetation productivity, and human impacts control home range size of elephants in dryland systems in northern Namibia by Benitez, Lorena, Kilian, J. Werner, Wittemyer, George, Hughey, Lacey F., Fleming, Chris H., Leimgruber, Peter, Preez, Pierre, Stabach, Jared A.

“…Climatic variability, resource availability, and anthropogenic impacts heavily influence an animal's home range. This makes home range size an effective metric…”
Get full text

Factors affecting intraspecific variation in home range size of a large African herbivore by Naidoo, Robin, Preez, Pierre Du, Stuart-Hill, Greg, Chris Weaver, L., Jago, Mark, Wegmann, Martin

“…Factors affecting intraspecific variation in home range size have rarely been examined using modern statistical and remote sensing methods. This is especially…”
Get full text

Mesoscale movement and recursion behaviors of Namibian black rhinos by Seidel, Dana Paige, Linklater, Wayne L, Kilian, Werner, Preez, Pierre du, Getz, Wayne M

“…Understanding rhino movement behavior, especially their recursive movements, holds significant promise for enhancing rhino conservation efforts, and protecting…”
Get full text

Characterizing multispecies connectivity across a transfrontier conservation landscape by Brennan, Angela, Beytell, Piet, Aschenborn, Ortwin, Du Preez, Pierre, Funston, Paul J., Hanssen, Lise, Kilian, J. W., Stuart‐Hill, Greg, Taylor, Russell D., Naidoo, Robin, Suryawanshi, Kulbhushansingh

“…Connectivity conservation is aimed at sustaining animal movements and ecological processes important to ecosystem functioning and the maintenance of…”
Get full text

Effects of age and sex ratios on offspring recruitment rates in translocated black rhinoceros by Gedir, Jay V., Law, Peter R., du Preez, Pierre, Linklater, Wayne L.

“…Success of animal translocations depends on improving postrelease demographic rates toward establishment and subsequent growth of released populations…”
Get full text

Home on the range: factors explaining partial migration of African buffalo in a tropical environment by Naidoo, Robin, Du Preez, Pierre, Stuart-Hill, Greg, Jago, Mark, Wegmann, Martin

“…Partial migration (when only some individuals in a population undertake seasonal migrations) is common in many species and geographical contexts. Despite the…”
Get full text

Translocations as experiments in the ecological resilience of an asocial mega-herbivore by Linklater, Wayne L, Gedir, Jay V, Law, Peter R, Swaisgood, Ron R, Adcock, Keryn, du Preez, Pierre, Knight, Michael H, Kerley, Graham I H

“…Species translocations are remarkable experiments in evolutionary ecology, and increasingly critical to biodiversity conservation. Elaborate socio-ecological…”
Get full text

Phylogeography, genetic diversity, and population structure of Nile crocodile populations at the fringes of the southern African distribution by van Asch, Barbara, Versfeld, William F, Hull, Kelvin L, Leslie, Alison J, Matheus, Timoteus I, Beytell, Petrus C, du Preez, Pierre, Slabbert, Ruhan, Rhode, Clint

“…Nile crocodiles are apex predators widely distributed in sub-Saharan Africa that have been viewed and managed as a single species. A complex picture of broad…”
Get full text

Experimental evidence for homeostatic sex allocation after sex-biased reintroductions by Linklater, Wayne Leslie, Law, Peter Roy, Gedir, Jay Vinson, du Preez, Pierre

“…First principles predict negative frequency-dependent sex allocation, but it is unproven in field studies and seldom considered, despite far-reaching…”
Get full text

Black rhinoceros avoidance of tourist infrastructure and activity: planning and managing for coexistence by Muntifering, Jeff R., Linklater, Wayne L., Naidoo, Robin, !Uri-≠Khob, Simson, du Preez, Pierre, Beytell, Petrus, Jacobs, Shayne, Knight, Andrew T.

“…Wildlife-based tourism poses opportunities and challenges for species conservation. Minimizing potential negative impacts of tourism is critical to ensure…”
Get full text

Africa’s drylands in a changing world: Challenges for wildlife conservation under climate and land-use changes in the Greater Etosha Landscape by Turner, Wendy C., Périquet, Stéphanie, Goelst, Claire E., Vera, Kimberlie B., Cameron, Elissa Z., Alexander, Kathleen A., Belant, Jerrold L., Cloete, Claudine C., du Preez, Pierre, Getz, Wayne M., Hetem, Robyn S., Kamath, Pauline L., Kasaona, Marthin K., Mackenzie, Monique, Mendelsohn, John, Mfune, John K.E., Muntifering, Jeff R., Portas, Ruben, Scott, H. Ann, Strauss, W. Maartin, Versfeld, Wilferd, Wachter, Bettina, Wittemyer, George, Kilian, J. Werner

“…Proclaimed in 1907, Etosha National Park in northern Namibia is an iconic dryland system with a rich history of wildlife conservation and research. A recent…”
Get full text

Contrasting historical and recent gene flow among African buffalo herds in the Caprivi Strip of Namibia by Epps, Clinton W, Castillo, Jessica A, Schmidt-Küntzel, Anne, du Preez, Pierre, Stuart-Hill, Greg, Jago, Mark, Naidoo, Robin

“…Population genetic structure is often used to infer population connectivity, but genetic structure may largely reflect historical rather than recent processes…”
Get full text

Mapping and assessing the impact of small-scale ephemeral water sources on wildlife in an African seasonal savannah by Naidoo, Robin, Brennan, Angela, Shapiro, Aurelie C., Beytell, Piet, Aschenborn, Ortwin, Du Preez, Pierre, Kilian, J. Werner, Stuart-Hill, Greg, Taylor, Russell D.

“…In many savannah regions of Africa, pronounced seasonal variability in rainfall results in wildlife being restricted to floodplains and other habitats adjacent…”
Get full text

THE PULMONARY AND METABOLIC EFFECTS OF SUSPENSION BY THE FEET COMPARED WITH LATERAL RECUMBENCY IN IMMOBILIZED BLACK RHINOCEROSES (DICEROS BICORNIS) CAPTURED BY AERIAL DARTING by Radcliffe, Robin W., Jago, Mark, Morkel, Peter vdB, Morkel, Estelle, du Preez, Pierre, Beytell, Piet, Kotting, Birgit, Manuel, Bakker, du Preez, Jan Hendrik, Miller, Michele A., Felippe, Julia, Parry, Stephen A., Gleed, Robin D.

“…Aerial translocation of captured black rhinoceroses (Diceros bicornis) has been accomplished by suspending them by their feet. We expected this posture would…”
Get full text

Long-range migrations and dispersals of African buffalo (Syncerus caffer) in the Kavango-Zambezi Transfrontier Conservation area by Naidoo, Robin, Du Preez, Pierre, Stuart-Hill, Greg, Beytell, Piet, Taylor, Russell

Get full text

Guidelines for large herbivore translocation simplified: black rhinoceros case study by Linklater, Wayne L., Adcock, Keryn, du Preez, Pierre, Swaisgood, Ron R., Law, Peter R., Knight, Michael H., Gedir, Jay V., Kerley, Graham I.H.

“…1. Most hypotheses for translocation success are elaborate, hierarchical, and untested combinations of socio-ecological predictors. Empirical support for those…”
Get full text

PULMONARY DEAD SPACE IN FREE-RANGING IMMOBILIZED BLACK RHINOCEROSES (DICEROS BICORNIS) IN NAMIBIA by Radcliffe, Robin W, Morkel, Peter, Jago, Mark, Taft, Arthur A, du Preez, Pierre, Miller, Michele A, Candra, Dedi, Nydam, Daryl V, Barry, Jason S, Gleed, Robin D

“…It was observed previously that end-expired carbon dioxide (PÉCO2) decreased when immobilized black rhinoceroses (Diceros bicornis) were moved from sternal to…”
Get full text

Capture-related Hypoglycemia and Recovery in Free-ranging Black Rhinoceroses (Diceros bicornis bicornis) by Miller, Michele, Jago, Mark, Radcliffe, Robin, Morkel, Peter vdB, Olea-Popelka, Francisco, Sefton, Jennifer, du Preez, Pierre, Taft, Arthur, Nydam, Daryl, Gleed, Robin D.

“…Hypoglycemia (glucose <65 mg/dl) was detected in 21 of 28 immobilized free-ranging black rhinoceroses (Diceros bicornis). At repeat sampling 25 min later, only…”
Get full text

Serial Temperature Monitoring and Comparison of Rectal and Muscle Temperatures in Immobilized Free-Ranging Black Rhinoceros (Diceros bicornis) by Morkel, Peter vdB, Miller, Michele, Jago, Mark, Radcliffe, Robin W, du Preez, Pierre, Olea-Popelka, Francisco, Sefton, Jennifer, Taft, Arthur, Nydam, Daryl, Gleed, Robin D

“…Control of body temperature is critical to a successful anesthetic outcome, particularly during field immobilization of wild animals. Hyperthermia associated…”
Get full text