Download PDF by George W. Cox: Alien Species and Evolution: The Evolutionary Ecology of

By George W. Cox

ISBN-10: 1423767152

ISBN-13: 9781423767152

ISBN-10: 1559630094

ISBN-13: 9781559630092

In Alien Species and Evolution, biologist George W. Cox reports and synthesizes rising info at the evolutionary adjustments that happen in crops, animals, and microbial organisms after they colonize new geographical components, and at the evolutionary responses of the local species with which alien species interact.The e-book is huge in scope, exploring info throughout a wide selection of taxonomic teams, trophic degrees, and geographic parts. It examines theoretical issues on the topic of speedy evolutionary swap and helps the rising idea that species brought to new actual and biotic environments are rather at risk of quick evolution. the writer attracts on examples from all elements of the realm and all significant surroundings forms, and the range of examples used provides massive perception into the styles of evolution which are more likely to outcome from the large creation of species to new geographic areas that's at present happening round the globe.Alien Species and Evolution is the single cutting-edge assessment and synthesis to be had of this seriously vital subject, and is an important paintings for an individual occupied with the recent technology of invasion biology or the threats posed through invasive species.

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Additional info for Alien Species and Evolution: The Evolutionary Ecology of Exotic Plants, Animals, Microbes, and Interacting Native Species

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Similarly, herbivores and predators that invade island areas previously free of such animals encounter plants and prey lacking adaptations to avoid their easy exploitation. A number of other correlations exist with respect to invasive plants, although these do not yet give a clear indication of an underlying adap- 2. Adaptation of Alien Species for Dispersal and Establishment 27 tive mechanism. A few examples include trees such as ailanthus, casuarina, Brazilian pepper, tamarisk, and Russian olive in North America and various species of pines in South Africa (Rejmánek 1996a).

White bryony (Bryonia alba), for example, is an apomictic herbaceous vine that was introduced from central and eastern Europe to parts of the northwestern United States in the mid- to latetwentieth century (Novak and Mack 1995). Populations have become established in three somewhat separate areas: southeastern Washington and adjacent Idaho, western Montana, and southeastern Idaho and northern Utah. If the species had been introduced as a small number of plants from a single Old World source, one would expect that the population in the United States should show little genetic variation.

Needless to say, dispersal from their Asian region of origin has been as a contaminant in rice seed. An agroecotype of vetch (Vicia sativa), for example, possesses flattened seeds that mimic those of lentils (Lens esculenta). False flax (Camelina sativa), a member of the mustard family, is a mimic of cultivated flax (Linum usitatissimum). Dispersal by Deliberate Introduction Characteristics that make plants and animals valuable or attractive to humans are, in a sense, preadaptations for their dispersal to new geographical regions.

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Alien Species and Evolution: The Evolutionary Ecology of Exotic Plants, Animals, Microbes, and Interacting Native Species by George W. Cox

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