Download Animals' Influence on the Landscape and Ecological by Friedrich-Karl Holtmeier PDF

By Friedrich-Karl Holtmeier

In its first English-language variation, this booklet introduces the many-faceted interactions of animal populations with their habitats. From soil fauna, ants and termites to small and big herbivores, burrowing mammals and birds, the writer offers a finished research of animals and ecosystems that's as wide and sundry as all nature. bankruptcy 2 addresses the sensible function of animals in panorama ecosystems, emphasizing fluxes of strength and subject inside and among ecosystems, and the consequences of animals on qualitative and structural habitat swap. dialogue contains chapters at the position of animal inhabitants density and the affects of local herbivores on plants and habitats from the tropics to the polar areas. Cyclic mass outbreaks of species reminiscent of the larch bud moth in Switzerland, the mountain pine beetle and the African red-billed weaver fowl are defined and analyzed. different chapters talk about Zoochory – the dispersal of seeds by means of ants, mammals and birds – and the impact of burrowing animals on soil improvement and geomorphology. attention extends to the influence of feral family animals. bankruptcy five makes a speciality of difficulties caused by advent of alien animals and from re-introduction of animal species to their unique habitats, discusses the consequences on ecosystems of burrowing, digging and trampling by means of animals. the writer additionally addresses keystone species resembling kangaroo rats, termites and beavers. bankruptcy 6 addresses the position of animals in panorama administration and nature conservation, with chapters at the influence of newcomer species reminiscent of animals brought into Australia, New Zealand and Europe, and the results of reintroduction of species to unique habitat. It additionally discusses the wearing capability of typical behavior, public attitudes towards dialog and extra. the ultimate part ponders the consequences of weather on interactions among animals and their habitats.

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Extra info for Animals' Influence on the Landscape and Ecological Importance: Natives, Newcomers, Homecomers

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G. (1986). A latitudinal test of the fossorial rodent hypothesis of Mima mound origin. , 30(4), 485–501.  (1990). Form of Mima mounds in relation to occupancy by pocket gophers. Journal of Mammalogy, 71(1), 90–94.  G. (1986). Argentinian Mima mounds occupied by ctenomiyid rodents. Journal of Mammalogy, 67(2), 428–432.  B. (1942). The origin of the Mima mounds of western Washington. Journal of Geology, 50, 68–84. ). (2006). Large herbivore ecology, ecosystem dynamics and conservation (Conservation Biology 11).

An omnipresent problem is how to manage ‘over-sized’ game populations. They usually reflect disturbances and malfunction of natural regulation mechanisms in cultural landscape ecosystems. The problem may only be solved by the politically effective implementation of ideas that are well-founded on scientific research and experience. These should overcome the often dubious interests of the relatively small but politically very powerful hunters’ lobby. The activities of this pressure group are often driven by emotion and tradition rather than being substantiated by objective facts.

Leser 1976, 1986, 1997; Mosimann 1984). At close sight, however, these diagrams reveal themselves to be at least partly based on plausibility rather than on wellsubstantiated results. They may even hide the fact that it is still very difficult or impossible to assess many of the processes and interactions even in simply organized ecosystems. Thus, we are relatively well informed about water balance for example, while our knowledge of the role of animals in landscape ecosystems still is insufficient.

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