论文标题

人类主导景观中的清道夫:一项实验研究

Scavengers in the human-dominated landscape: an experimental study

论文作者

Biswas, Sourabh, Bhowmik, Tathagata, Ghosh, Kalyan, Roy, Anamitra, Lahiri, Aesha, Sarkar, Sampita, Bhadra, Anindita

论文摘要

快速城市化是栖息地和生物多样性丧失和人类动物冲突的主要原因。尽管城市化是不可避免的,但我们需要对城市生态系统和城市适应性物种有充分的了解,以确保我们未来的可持续城市。清道夫在城市生态系统中起着重要作用,而且城市适应通常涉及向野生动物的清除行为的转变。我们在印度西孟加拉邦的不同地点进行了一个实验,以确定城市栖息地中的清除行会,以响应人类提供的食物。我们的研究表明,在498次观测中,总共确定了17种不同的脊椎动物物种。我们进行了网络分析以了解系统的动力学,并发现自由放养的狗和普通的mynah是清除网络中的关键物种。这项研究揭示了人类主导栖息地中清除网络的复杂性。

Rapid urbanization is a major cause of habitat and biodiversity loss and human-animal conflict. While urbanization is inevitable, we need to develop a good understanding of the urban ecosystem and the urban-adapted species in order to ensure sustainable cities for our future. Scavengers play a major role in urban ecosystems, and often, urban adaptation involves a shift towards scavenging behaviour in wild animals. We carried out an experiment at different sites in the state of West Bengal, India, to identify the scavenging guild within urban habitats, in response to human provided food. Our study revealed a total of 17 different vertebrate species were identified across sites over 498 sessions of observations. We carried out network analysis to understand the dynamics of the system, and found that the free-ranging dog and common mynah were key species within the scavenging networks. This study revealed the complexity of scavenging networks within human-dominated habitats.

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