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A comparison of food habits and prey preferences of Amur tiger(Panthera tigris altaica)at the southwest Primorskii Krai in Russia and Hunchun in China

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Integrative Zoology 2018年第5期13卷 595-603页

作者： Jiayin GU Lan YU Yan HUA Yao NING Bao HENG Jinzhe QI Zexv LONG Mingyuan YAO Chong HUANG Zhilin LI Jianming LANG Guangshun JIANG Jianzhang MA College of Wildlife Resources Northeast Forestry UniversityHarbinHeilongjiangChina Feline Research Center of Chinese State Forestry Administration HarbinChina Hunchun Amur Tiger National Nature Reserve HunchunJilinChina

A small,isolated Amur tiger population ranges across the southwest Primorskii Krai region in Russia and Hunchun region in *** individuals,with“dual nationality,”cross the border *** effective conservation strategies requires a clear understanding of tiger food requirements in both *** the diets of tigers ranging in Russia is clearly understood,little is known of the tigers’feeding habits in China..We used scat analysis combined with data on the abundance of 4 prey species to examine Amur tiger diet and prey preferences in *** examined 53 tiger scat samples from 2011 to 2016 and found that tigers preyed on 12 species(11 species in winter),4 of which were domestic animals with 33.58%biomass contribution;this was the first record of Amur tigers eating lynx in this *** showed a strong preference for wild boar(Jacobs index:+0.849),which were also the most frequently consumed prey,and a strong avoidance of roe deer(Jacobs index:–0.693).On the Russian side,domestic animals(just dog)were rarely found in tiger scat,and tigers did not show strong avoidance of roe deer,but of sika *** also found red deer footprints during winter surveys and that tigers ate red deer on the Chinese side,while there was no record of red deer feeding on the Russian *** or eliminating human disturbance,such as grazing,is essential to recovering tiger prey and habitat in this area and the Sino–Russian joint ungulate annual survey is indispensable for prey estimates of this small,isolated Amur tiger population.

关键词： Amur tiger food habitat prey preference scat analysis southwest Primorie-Hunchun

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