Kung and other foragers
نویسنده
چکیده
منابع مشابه
Hunting, healing, and hxaro exchange A long-term perspective on !Kung (Ju/’hoansi) large-game hunting
The question of why hunters target large game knowing that most of the meat will end up far beyond their own hearths is an intriguing one. It raises the issue of whether foragers pursue nonnutritional goals in food procurement and which goals they pursue. Here, I will use data from studies that have been carried out over a 34-year period among the Ju/’hoansi (!Kung Bushmen) to evaluate four hyp...
متن کاملForager activation and food availability in harvester ants
We investigated how foragers are activated in colonies of the red harvester ant, Pogonomyrmex barbatus. Each day, a harvester ant forager makes many trips out of the nest to gather seeds and bring them back to the nest. The rate at which foragers return to the nest is linked to food availability: when food is easy to find, foragers return more quickly. We examined how the return of successful a...
متن کاملInteractions with Combined Chemical Cues Inform Harvester Ant Foragers' Decisions to Leave the Nest in Search of Food
Social insect colonies operate without central control or any global assessment of what needs to be done by workers. Colony organization arises from the responses of individuals to local cues. Red harvester ants (Pogonomyrmex barbatus) regulate foraging using interactions between returning and outgoing foragers. The rate at which foragers return with seeds, a measure of food availability, sets ...
متن کاملAllomaternal nursing in humans.
Few studies exist of allomaternal nursing in humans. It is relatively common among some cultures, such as the Aka and Efé hunter-gatherers of the Congo Basin, but it does not occur in other foragers such as the !Kung and Hadza of Southern and East Africa. This paper utilizes focal follow observations of Aka and Efé infants, interviews with Aka mothers, ethnographic reports from researchers work...
متن کاملComparison of Effect of Piperine and Capsaicin with Tabata Exercise on Changes in Serum Nitric Oxide and Creatine Kinase of Kung Fu Boys
Introduction: Tabata exercise programs can produce free radicals and muscle soreness and herbal supplements may be helpful as mediators in response to oxidative damage and muscle stress. Therefore, the purpose of this study was to compare the effects of these two supplements with Tabata exercise activity on nitric oxide and creatine kinase enzyme. Methods: The research was a quasi-experimental...
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