نتایج جستجو برای: hunting scenes

تعداد نتایج: 28644  

2004
Elizabeth J Z Robinson

This paper asks under what conditions it is possible for a wildlife department in west Africa without an external budget to protect all rare and endangered species, and if so, what is the impact on rural inhabitants engaged in hunting. Protecting wildlife in this region is particularly tricky. Hunting is important for rural livelihoods, but when unregulated can result in the loss of species. Go...

Journal: :Psychoneuroendocrinology 1987
C M Worthman M J Konner

Although little is known empirically of the physiology of human hunting, arguments for innate biological bases of gender-dimorphic behaviors such as aggression frequently point to the role of hunting in human evolution. Study of !Kung San hunter-gatherer men demonstrated that the diurnal pattern in serum testosterone was altered during a six-day hunt, compared to pre- and post-hunt levels, due ...

Journal: :Journal of human evolution 2002
Robert Walker Kim Hill Hillard Kaplan Garnett McMillan

This paper examines changes in hunting ability across the lifespan for the Ache of eastern Paraguay. Hunting ability is decomposed into two components-finding prey and probability of kill upon encounter- and analyzed for important prey species. Results support the argument that skill acquisition is an important aspect of the human foraging niche with hunting outcome variables reaching peaks sur...

2014
Karine Heerah Mark Hindell Christophe Guinet Jean-Benoît Charrassin

Studies on diving behaviour classically divide a dive into three phases: the descent, bottom and ascent phases, with foraging assumed to occur during the bottom phase. The greater complexity of dive revealed through modern, high resolution data highlights the need to re-assess this approach and to consider a larger number of phases within individual dives. Two southern elephant seals (SES) were...

2015
Zach J. Farris Christopher D. Golden Sarah Karpanty Asia Murphy Dean Stauffer Felix Ratelolahy Vonjy Andrianjakarivelo Christopher M. Holmes Marcella J. Kelly Benjamin Lee Allen

The wide-ranging, cumulative, negative effects of anthropogenic disturbance, including habitat degradation, exotic species, and hunting, on native wildlife has been well documented across a range of habitats worldwide with carnivores potentially being the most vulnerable due to their more extinction prone characteristics. Investigating the effects of anthropogenic pressures on sympatric carnivo...

Journal: :Computational Geometry 1996

Journal: :Physical Review D 2014

Journal: :Materials Today 2012

Journal: :Science-Business eXchange 2008

Journal: :Cambridge Encyclopedia of Anthropology 2020

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