289,529 research outputs found

    A Shift in The Meaning of Deer Head Sculpture in Javanese House Interior

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    Kejawen community of Java, syncretism from Java, Hinduism, Buddhism, and Islam possess many kinds decoration in their houses (Javanese houses). One of them is deer head sculpture. Even though it is an imported culture, the deer head sculpture can be easily accepted by the Javanese people because references regarding deer story have been found since the old time. Even though related to deer are quite common, there has not been any research on the shift in the meaning of deer in the context of Javanese culture. The method used in this study is qualitative research with the paradigm interpretation. The results of the analysis found that the deer head sculpture, which was originally a preserved and displayed ravin at home as a symbol of prestige, has a connection with Hindu culture, Majapahit culture, Mataram dynasty royal regalia, and Javanese (commonner) Javanese culture. In the context of today\u27s modern culture, deer head sculptures are displayed in today\u27s interiors to present a traditional atmosphere and for the sake of nostalgia Keywords meaning, deer head sculture, Javanese hous

    Indirect effects between deer, mice, and the gypsy moth in a forest community

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    White-tailed deer are ecosystem engineers that dramatically alter forest understory vegetation. Consequently, deer can impact many species in a forest through both direct and indirect effects. One species that deer may indirectly affect is the gypsy moth, whose pupae are preyed upon by the white-footed mouse. Through alterations to understory habitat of mice, deer may reduce mouse predation on gypsy moth pupae. In this study, I tested for indirect effects of deer on the gypsy moth by comparing mouse abundance, vegetation properties, and predation on pupae inside, and outside, of long-term deer exclosures. Overall, I did not find evidence for indirect effects of deer on the gypsy moth. There was little effect of the exclosures on mouse abundance, predation rates, and habitat measures. High mouse abundances, which likely resulted from a large acorn mast the previous year, may be obscuring indirect effects that would be detected at lower mouse abundances

    Deer and reforestation in the Pacific Northwest

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    Deer and reforestation interact mainly during regeneration after wildfire or logging. In interior forests, browsing by mule deer often damages conifer seedlings planted on winter or transitional ranges. In the Douglas-fir region, numbers of blacktailed deer increase dramatically after forests are logged or burned, in response to improved forage supplies. Here, browsing on planted stock in clearcuts lowers forest productivity by reducing growth rates and occasionally contributes to plantation failures. Browsing damage can be controlled by fences or cages, but costs are prohibitive. Amelioration of damage by black-tailed deer could be achieved through long-range planning for concurrent deer and timber harvests, with hunting pressure directed to areas where logging promotes more deer. Thus, more deer can be made available to hunters and browsing damage to reforestation lessened. Such programs would require complete cooperation among resource managers and an intensive, well-planned effort to sell them to both customers and critics

    No preference in female sika deer for conspecific over heterospecific male sexual calls in a mate choice context

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    Mating signals can be used both in contexts of species recognition and mate quality assessment. This study examines species recognition abilities in oestrous females presented with male mating calls from both conspecifics and closely related allopatric heterospecifics. Red deer and sika deer are naturally allopatric polygynous species capable of hybridization during sympatry. Male mating calls are sexually selected and differ greatly between species. Previous work indicated that most but not all oestrous red deer hinds prefer male mating calls from conspecifics over heterospecific sika deer. Using two-speaker playback experiments, we extend this examination by measuring the preference responses of oestrous sika deer hinds to these stimuli. We predicted that oestrous sika deer hinds will show little flexibility in behavioural responses and prefer conspecific calls over heterospecific calls, similar to those of red deer hinds. In contrast, sika deer hinds showed high levels of flexibility and no difference in overall preference behaviours, suggesting that vocal behaviour does not provide a solid barrier to hybridization in this species. The asymmetry in heterospecific preference responses between these species is discussed in relation to possible causation and hybridization patterns observed in free-ranging populations

    Achieving landscape-scale deer management for biodiversity conservation: The need to consider sources and sinks

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    Hyper-herbivory following predator removal is a global issue. Across North America and Europe, increasing deer numbers are affecting biodiversity and human epidemiology, but effectiveness of deer management in heterogeneous landscapes remains poorly understood. In forest habitats in Europe, deer numbers are rarely assessed and management is mainly based on impacts. Even where managed areas achieve stable or improving impact levels, the extent to which they act as sinks or persist as sources exporting deer to the wider landscape remains unknown. We present a framework to quantify effectiveness of deer management at the landscape scale. Applied across 234 km2 of Eastern England, we assessed management of invasive Reeve’s muntjac (Muntiacus reevesi) and native roe (Capreolus capreolus), measuring deer density (using thermal imaging distance transects 780 km/year), fertility, neonatal survival, and culling to quantify source-sink dynamics over 2008–2010. Despite management that removed 23–40% of the annual population, 1,287 (95% CI: 289–2,680) muntjac and 585 (454–1,533) roe deer dispersed annually into the wider landscape, consistent with their ongoing range expansion. For roe deer, culled individuals comprised fewer young deer than predicted by a Leslie matrix model assuming a closed population, consistent with agedependent emigration. In this landscape, for roe and muntjac, an annual cull of at least 60% and 53%, respectively, is required to offset annual production. Failure to quantify deer numbers and productivity has allowed high density populations to persist as regional sources contributing to range expansion, despite deliberative management programs, and without recognition by managers who considered numbers and impacts to be stable. Reversing an unfavorable condition of woodland biodiversity requires appropriate culls across large contiguous areas, supported by knowledge of deer numbers and fertility

    Autumn Foods of White-Tailed Deer in Arkansas

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    Rumen contents from 65 hunter-harvested deer were collected and analyzed during 1985-86 to estimate the principal autumn foods consumed by white-tailed deer inhabiting the Ozark Mountains, Arkansas River Valley, and Gulf Coastal Plain regions of Arkansas. Deer in the Ozarks and Coastal Plain fed heavily on woody browse species, which comprised 99% of rumina identified from these 2 regions. Acorns were the primary food of deer in these heavily forested areas. Acorns and other woody browse were less important to deer inhabiting the Arkansas River Valley. In this region of interspersed agricultural fields and bottomland forests, soybeans and corn comprised 75% of the diet, and acorns accounted for only 2%

    Deer mandible tools: an examination of Oneota modified mandibles from La Crosse County, Wisconsin

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    This study focuses on the modified deer mandibles that have been recovered at late prehistoric Oneota sites over the last few decades by the M.V.A.C. in La Crosse County, Wisconsin. The purpose of this study is to clarify through experimentation the function of Oneota tools made from deer mandibles. Of the numerous deer mandibles and deer mandible fragments that have been recovered from Oneota context in the La Crosse locality there are a set of five deer mandibles, which show signs of heavy wear along the fracture of the bone marrow cavity where they were broken, presumably to obtain the marrow. These artifacts were found at the Pammel Creek site (47Lc61), the Valley View site (47Lc34), and the Gundersen Lutheran site (47Lc394), and the Sand Lake site (47Lc44). Experimental use demonstrated that the Oneota mandibles were identified as hide scrapers, which were used to soften leather for hide working

    Bovine tuberculosis in Swedish farmed deer

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    Bovine tuberculosis (BTB) was introduced into Swedish farmed deer herds in 1987. Epidemiological investigations showed that 10 deer herds had become infected (July 1994) and a common source of infection, a consignment of 168 imported farmed fallow deer, was identified (I). As trace-back of all imported and in-contact deer was not possible, a control program, based on tuberculin testing, was implemented in July 1994. As Sweden has been free from BTB since 1958, few practising veterinarians had experience in tuberculin testing. In this test, result relies on the skill, experience and conscientiousness of the testing veterinarian. Deficiencies in performing the test may adversely affect the test results and thereby compromise a control program. Quality indicators may identify possible deficiencies in testing procedures. For that purpose, reference values for measured skin fold thickness (prior to injection of the tuberculin) were established (II) suggested to be used mainly by less experienced veterinarians to identify unexpected measurements. Furthermore, the within-veterinarian variation of the measured skin fold thickness was estimated by fitting general linear models to data (skin fold measurements) (III). The mean square error was used as an estimator of the within-veterinarian variation. Using this method, four (6%) veterinarians were considered to have unexpectedly large variation in measurements. In certain large extensive deer farms, where mustering of all animals was difficult, meat inspection was suggested as an alternative to tuberculin testing. The efficiency of such a control was estimated in paper IV and V. A Reed Frost model was fitted to data from seven BTB-infected deer herds and the spread of infection was estimated (< 0.6 effective contacts per deer and year) (IV). These results were used to model the efficiency of meat inspection in an average extensive Swedish deer herd. Given a 20% annual slaughter and meat inspection, the model predicted that BTB would be either detected or eliminated in most herds (90%) 15 years after introduction of one infected deer. In 2003, an alternative control for BTB in extensive Swedish deer herds, based on the results of paper V, was implemented

    A study on some aspects of the pathogenicity, diagnosis and control of gastrointestinal nematodes in deer : a thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Animal Science at Massey University, Palmerston North, New Zealand

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    The most important parasites in farmed red deer are Dictyocaulus eckerti and gastrointestinal nematodes (GIN). The overall aim of these studies was to develop an understanding about GIN parasites in red deer, including their pathogenicity, diagnosis, control and the risk of cross-infection with cattle/sheep. To understand the pathogenicity of GIN, young deer were trickle infected with a mixed culture of deerorigin infective larvae (L3). The infection comprised 40% Ostertagia-type and 53% Oesophagostomum spp. L3. As a result of the high proportion of Oesophagostomum spp. L3, the animals were clinically affected with large intestinal lesions and it was not possible to investigate the effect of Ostertagia-type parasites. Oesophagostomum sikae was recognised in New Zealand for the first time in this study. A national survey of the prevalence of different GIN in deer utilised PCR-based methodology. From each of 59 deer farms around New Zealand faeces from an average of 19 deer/farm were cultured and 24 infective larvae were randomly selected and identified. The order of prevalence from high to low was Oesophagostomum. venulosum > Spiculopteragia asymmetrica > S. spiculoptera > Ostertagia leptospicularis. This illustrated the importance of abomasal nematodes in the subfamily Ostertaginae. A study was conducted to determine the ability of sheep GIN to establish in deer. The highest establishment rates were Haemonchus contortus (10.5%), Trichostrongylus axei (12.2%) and O. venulosum (5.8%). However, these were all lower than in sheep. The effectiveness of crossgrazing system between deer and sheep (DS) or cattle (DC) compared to deer grazing alone (DD) was undertaken as a replicated study at two locations over two years. The key outcomes were that DC needed fewer anthelmintic treatments and still had higher live-weight than other groups. The DD group received more treatments and still had highest nematode counts for Ostertagia-type nematodes and Dictyocaulus. The DS group received a similar number of treatments to DD and had the highest burdens of T. axei. Cross-grazing offers advantages which varied between DC and DS with regards the level of control of GIN, however, both were effective in controlling lungworm infection. Deer in all groups still required anthelmintic treatment to maintain growth rates

    Biology, Ecology, and Management of Deer in the Chicago Metropolitan Area W-87-R-8, Annual Job Progress Report

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    Annual Job Progress Report July 1, 1986 - June 30, 1987 issued September 28, 1987. Includes Appendix A: Helminthic and protozoan parasites of white-tailed deer in urban areas of northeastern Illinois, Jose G. Cisneros; Appendix B: Recommendations for a cooperative new initiative on urban deer management for Cook County, Illinois; Appendix C: Recommendations for deer removal on O'Hare International Airport.Report issued on: 28 September 1987INHS Technical Report prepared for Illinois Department of Conservation Division of Wildlife Resource
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