Megaparks for metapopulations: addressing the causes of locally high elephant numbers in southern Africa

RJ Van Aarde, TP Jackson - Biological conservation, 2007 - Elsevier
Conservation management options for southern African elephants range from local to
regional scales. Here we review these options and argue in favour of actions that will deal …

A functional hypothesis of the threat of local extirpation of woody plant species by elephant in Africa

TG O'Connor, PS Goodman, B Clegg - Biological Conservation, 2007 - Elsevier
An hypothesis predicting which woody species selected by elephant are at risk of local
extirpation is based on an understanding of elephant digestive physiology, foraging ecology …

Shaping the landscape: fire–grazer interactions in an African savanna

S Archibald, WJ Bond, WD Stock… - Ecological …, 2005 - Wiley Online Library
The effects of fire–grazing interactions on grass communities are difficult to identify because
fire and grazing influence each other on a landscape scale. Persistent heavy grazing can …

Surface‐water constraints on herbivore foraging in the Kruger National Park, South Africa

JV Redfern, R Grant, H Biggs, WM Getz - Ecology, 2003 - Wiley Online Library
At a landscape scale, the combined influence of biotic and abiotic factors may determine the
distribution patterns of large herbivores in African savanna ecosystems. Herbivores foraging …

[图书][B] Remote sensing for ecology and conservation: a handbook of techniques

N Horning, JA Robinson, EJ Sterling, W Turner… - 2010 - books.google.com
The work of conservation biology has grown from local studies of single species into a
discipline concerned with mapping and managing biodiversity on a global scale. Remote …

Managing heterogeneity in elephant distribution: interactions between elephant population density and surface‐water availability

S CHAMAILLÉ‐JAMMES, M Valeix… - Journal of Applied …, 2007 - Wiley Online Library
Summary 1 Concerns over the ecological impacts of high African elephant Loxodonta
africana densities suggest that it may be necessary to control their numbers locally, although …

Do artificial waterholes influence the way herbivores use the landscape? Herbivore distribution patterns around rivers and artificial surface water sources in a large …

IPJ Smit, CC Grant, BJ Devereux - Biological Conservation, 2007 - Elsevier
It has been argued that the wide-scale provision of artificial surface water in semi-arid
savannas may result in homogenisation of foraging regimes, compromising biodiversity and …

[图书][B] The Amboseli elephants: a long-term perspective on a long-lived mammal

CJ Moss, H Croze, PC Lee - 2019 - degruyter.com
Elephants have fascinated humans for millennia. Aristotle wrote of them with awe; Hannibal
used them in warfare; and John Donne called the elephant “Nature's greatest masterpiece …

A scientific perspective on the management of elephants in the Kruger National Park and elsewhere: elephant conservation

N Owen-Smith, GIH Kerley, B Page… - South African journal …, 2006 - journals.co.za
How to respond to growing elephant numbers in the Kruger National Park and elsewhere in
southern Africa continues to be a contentious issue. In contrast to the public perception …

Gradients in vegetation cover, structure and species richness of Nama‐Karoo shrublands in relation to distance from livestock watering points

SW Todd - Journal of Applied Ecology, 2006 - Wiley Online Library
Summary 1 Gradients of animal impact known as piospheres tend to develop around
artificial watering points, particularly in arid zones. Such grazing gradients represent a …