By Tim M. Blackburn
Organic invaders characterize one of many fundamental threats to the upkeep of world biodiversity, human health and wellbeing, and the good fortune of human fiscal firms. the continued globalization of our society guarantees that the necessity to comprehend the method of organic invasion will merely elevate sooner or later. there's additionally a growing to be attractiveness that the learn of organic invaders presents a distinct perception into easy questions in ecology and evolution.
The learn of unique birds has had a very lengthy background and has come to symbolize a desirable intersection among the examine of organic invasions, avian conservation biology, and uncomplicated rules of ecology and evolution. Avian Invasions summarizes and synthesizes this precise historic checklist and unravels the insights that the examine of unique birds brings to all 3 of those study strands. It comprises chapters at the recognized contributions of unique chook examine to ecological technology, and at the post-establishment evolution of brought poultry populations. the result's the main entire photograph but of the invasion process.
Avian Invasions is geared toward specialist avian biologists and ornithologists in addition to graduate scholars of avian ecology, evolution and conservation. It additionally appeals to a extra basic viewers of invasion ecologists.
Read Online or Download Avian Invasions: The Ecology and Evolution of Exotic Birds (Oxford Avian Biology) PDF
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Additional info for Avian Invasions: The Ecology and Evolution of Exotic Birds (Oxford Avian Biology)
A relatively high proportion of introduction events actually occur within the biogeographic region of origin of the species concerned. 3). This number is likely to be a slight underestimate, as it is often not clear from which region the introduced individuals of widespread species 36 Transport and Introduction were collected. Just considering bird introductions to New Zealand, one-quarter (30/120) of the species derived from other locations in the Australasian region. However, more than one-third (41/120) of the species introduced came from the Palaearctic, the original home for a high proportion of the human settlers (Duncan, et al.
These analyses will lose generality as a result. It would be of extreme practical utility to assemble and continually update systematic, global data on exotic bird populations to rectify this problem (cf. issg. org/database>). The third problem with bird invasions is that many of the data we would like to have for a comprehensive understanding of the invasion process are simply lacking. This problem is especially evident for the early invasion stages (see Chapter 2). We have very little systematic information on which species are transported beyond their geographic range limits, in what numbers, and which species are held in captivity and not subsequently released.
The origins of these distributions for exotic and native bird species are undoubtedly very diﬀerent, yet they share several common features, such as species–area relationships on islands, and latitudinal gradients. We examine whether the same processes produce the same patterns in each set of species, and what this tells us about the causes of distribution patterns in native species, and also in exotics. We then consider the associations that exotic species forge in their recipient communities through their biotic interactions with native species, including native birds.