Feeding behaviour of lions (Panthera leo) on a small reserve

Feeding behaviour of lions (Panthera leo) on a small reserve
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DOI:
10.3957/0379-4369-38.1.66
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发表时间:
2008-04-01
影响因子:
--
通讯作者:
Slotow, Rob
Slotow, Rob
中科院分区:
其他
文献类型:
--
作者:
Lehmann, Monika B.;Funston, Paul J.;Slotow, Rob

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从1999年至2005年,在8500 he Karongwe禁猎区研究了单一狮群(Panthera leo)的猎物选择和捕食行为。这项研究的重点是猎物选择之间的差异,在前三年,当一个两个男性联盟是目前与一个类似的时期后,其中一个男性被删除,亚成年男性分散的骄傲。共记录了662次捕杀,其中最受欢迎的物种是蓝角马(Connochaerostaurinus)、野猪(Phacochoerus africanus)、水羚(Kobus ellipsiprymnus)、斑马(Equus burchelli)和黑斑羚(Aepyceros melampus)。虽然这些物种的偏好,成年猎物的青睐,有没有显着的选择猎物的大小,年龄或性别。有一个显着的差异时,杀死两个男性联盟在场,而不是单一的骄傲男性。孤独的骄傲男性花了更多的时间与女性和分享他们的大部分杀戮,在此期间,分散的亚成年男性杀死了大量的猎物时,从骄傲分离。了解捕食者的摄食行为对于管理人员评估对小型保护区猎物种群的影响非常重要,以便正确管理它们,从而防止这些种群的枯竭。
The prey selection and predatory behaviour of a single pride of lions (Panthera leo) was studied in the 8500 he Karongwe Game Reserve from 1999-2005. The study focused an the difference between prey selection in the first three years when a two-male coalition was present with a similar period thereafter when one of the males Was removed and subadult males dispersed from the pride. A total of 662 kills were recorded, with blue wildebeest (Connochaetes taurinus), warthog (Phacochoerus africanus), waterbuck (Kobus ellipsiprymnus), zebra (Equus burchelli) and impala (Aepyceros melampus) being the most preferred species. Although there was preference for these species, and adult prey were favoured, there was no significant selection for prey size, age or gender. There was a significant difference in the number of kills made when the two-male coalition was present as opposed to the single pride male. The solitary pride male spent significantly more time with the females and shared most of their kills, and during this period dispersing subadult males killed a substantial amount of prey when separated from the pride. Knowledge on predator feeding behaviour is important for managers to assess impact on prey populations in small reserves in order to manage them correctly, thereby preventing depletion of such populations.