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The objective of this study was to determine the carcass weight of red deer (Cervus elaphus L.) stags, hinds and calves in Poland in successive months of the hunting season. The results of the study show that the average carcass weight of stags, hinds and calves in Poland is 115.05 kg, 75.38 kg and 42.48 kg, respectively. Stags characterized by the heaviest carcasses inhabit the provinces of Podkarpacie, Podlasie and Lublin, and those with the lightest carcasses can be found in the Lower Silesian and Pomeranian province. The highest carcass weight of hinds was noted in the Provinces of Podkarpacie and Lublin, while lowest – in the Lower Silesian and Pomeranian Province. In the group of calves, the highest and the lowest values of carcass weight were observed in the Provinces of Łódź and Lublin, and in the Lubuskie and West Pomeranian province, respectively. The average carcass weight of red deer varies significantly subject to the month of the hunting season. The heaviest stags are hunter-harvested in September, and the heaviest hinds and calves in December and February, respectively.
The aim of this study was to assess changes in parameters (body weight, fat stores, antler weight, serum creatinine level) describing the condition of individual roe deer males (Capreolus capreolus) in subsequent months of the hunting season. The idea was if the current timing of the buck hunting season affects the quality of specimens obtained from the population, which may result in distorting its reproduction-related processes. The study included 443 carcasses of bucks harvested in the Lublin region (Central Poland) from 2006 to 2011. The average carcass weight in May and June was significantly higher than in the other months. Perirenal fat weight and the kidney fat index (KFI) decreased with the progression of the hunting season. With regard to the average level of serum creatinine in blood, there was no definite trend in the variation of this parameter during the hunting season. However, a significantly higher average antler weight was observed in May compared to June. The shooting of a large number of bucks in the first weeks of the hunting season may cause the elimination of the best individuals in the habitat, which have established and maintained their territory and are fully prepared for reproduction. This results in a complete disruption of the social structure of the local deer population. A solution to this problem could be uniform distribution of volume harvested during the whole hunting season or postponing the hunting season for bucks until September, when the estrus season has finished, and the strongest males have passed on their valuable genes to the population.
Specimens of gastric mucosa of 17 free-ranging wild boars (Sus scrofa) shot in the Central Poland during 2007/2008 hunting season were investigated for the presence of Helicobacter species. Histopathology, Helicobacter genus-specific 16S rRNA PCR, and DNA sequence analysis were employed. In PCR analysis the presence of Helicobacter's DNA was detected in one stomach. Obtained sequence analysis showed its relatedness to Helicobacter heilmannii type 2. In histopathology of the PCR-positive sample the presence of tightly coiled spiral bacteria was detected on the surface of the antral mucosa, in gastric pits and lumen of the upper parts of antral glands. Potential pathologic significance of the presence of Helicobacter in the stomach of free-ranging wild boars was obscured by the parasitic invasion-caused gastritis, and remains unknown.
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