Kloss gibbon (Hylobates klossii) behavior facilitates the avoidance of human predation in the Peleonan forest, Siberut Island, Indonesia

2014 ◽  
Vol 77 (3) ◽  
pp. 296-308 ◽  
Author(s):  
Helen M. Dooley ◽  
Debra S. Judge
1987 ◽  
Vol 14 (2) ◽  
pp. 143-149 ◽  
Author(s):  
L. René Durán ◽  
Juan Carlos Castilla ◽  
Doris Oliva

The rocky shore of central Chile is heavily harvested by mariscadores de orilla and skin-divers, but their catches are not considered in the fishery statistics. The aim of the present paper is to estimate the intensity of human predation and annual catch of each of the species taken at Las Cruces, Central Chile. The activity pattern of both categories of collectors demonstrate a temporal grouping. The observation of mariscadores de orilla and skin-divers in 3 sectors of fringe totalling 1,500 m of rocky shore during 12 months allowed us to estimate the annual catch per species caught (kg per year).


1995 ◽  
Vol 16 (2) ◽  
pp. 117-132 ◽  
Author(s):  
Brian S. Shaffer ◽  
Christopher P. Schick

Prehistoric horticulturalists of the American Southwest relied on crop complexes for much of their vegetal diet, but also relied heavily on hunting and trapping. Permanent settlement by the Mogollon resulted in resource depression of larger animal taxa (primarily artiodactyls) in some areas that could not withstand sustained human predation. This resulted in the predation of smaller animals (primarily jackrabbits, cottontail rabbits, and rodents) that could withstand intensive predation. The extent to which small animal taxa were incorporated into the prehistoric food regime is closely tied to the inability of the site catchment environments to support viable populations of larger taxa capable of withstanding human predation. This scenario is exemplified by five Mogollon sites from western and southwestern New Mexico.


1991 ◽  
Vol 35 (3-Part1) ◽  
pp. 438-450 ◽  
Author(s):  
C. Vance Haynes

AbstractAt the Murray Springs Clovis site in southeastern Arizona, stratigraphic and geomorphic evidence indicates that an abnormally low water table 10,900 yr B.P. was followed soon thereafter by a water-table rise accompanied by the deposition of an algal mat (the “black mat”) that buried mammoth tracks, Clovis artifacts, and a well. This water-table fluctuation correlates with pluvial lake fluctuations in the Great Basin during and immediately following Clovis occupation of that region. Many elements of Pleistocene megafauna in North America became extinct during the dry period. Oxygen isotope records show a marked decrease in δ18O correlated with the Younger Dryas cold-dry event of northern Europe which ended 10,750 yr B.P., essentially the same time as the water table began to rise in southeastern Arizona. Clovis hunters may have found large game animals easier prey when concentrated at water holes and under stress. If so, both climate and human predation contributed to Pleistocene extinction in America.


Oryx ◽  
2016 ◽  
Vol 51 (3) ◽  
pp. 428-436 ◽  
Author(s):  
Joana M. Hancock ◽  
Safiro Furtado ◽  
Sonia Merino ◽  
Brendan J. Godley ◽  
Ana Nuno

AbstractConservation regulations aimed at restricting resource use are commonly used to manage and protect natural resources but their implementation depends on the compliance of resource users. The design of effective regulations should be informed by an understanding of the factors that affect compliance, considering contextual socio-economic information. Changes have been implemented in the national legislation protecting marine turtles in the Cape Verde archipelago, where historical and recent records indicate heavy human predation pressure on nesting and foraging marine turtles. We present an assessment of levels of illegal harvesting and consumption of marine turtle products on two of the islands, Boa Vista and Santiago, and an analysis of their potential drivers. Key stakeholders were interviewed to investigate the perceived impact of the main interventions employed in Cape Verde to reduce illegal harvesting, trade and consumption of marine turtles. Despite an apparent decrease in harvesting and consumption, our results suggest there has been a shift from subsistence harvesting to trade in Boa Vista. The existence of laws to protect marine turtles was perceived as a deterrent to harvesting, and awareness campaigns and a lack of availability were perceived as reasons for the decrease in consumption in Boa Vista and Santiago, respectively. Aiming to inform ongoing discussions, we recommend a multi-targeted approach focusing on both suppliers and consumers to magnify conservation effectiveness. Regular impact evaluation focusing on harvest and consumption is needed to improve the design of regulations and inform policy decision making.


1984 ◽  
Vol 21 (3) ◽  
pp. 365-371 ◽  
Author(s):  
Michael Clayton Wilson ◽  
Leonard V. Hills

The first subfossil antlers of Odocoileus virginianus from Alberta are described. They were associated with fragmentary postcranial and dental remains referred to the same species and obtained from an Alberta foothills bison bone bed (Hitching Post Ranch site) 3600 radiocarbon years old. Those antlers with burrs present had been shed, suggesting derivation from resident deer, and no conclusive evidence for human predation is present. It is argued that white-tailed deer remains have potential as indicators of paleoclimatic conditions, particularly severity of winter snow.


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