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Because other species can also be generalists, there is more competition between species, reducing the amount of resources for all generalists in an ecosystem. [7] Specialist herbivores can have morphological differences as compared to generalists that allow them to be more efficient at hunting a certain prey item, or able to eat a plant that ...
In highly nested networks, guilds of species that share an ecological niche contain both generalists (species with many links) and specialists (species with few links, all shared with the generalists). [13] In mutualistic networks, nestedness is often asymmetrical, with specialists of one guild linked to the generalists of the partner guild. [14]
Animals that have S 1 s that reach the threshold are defined as generalists. In nature, generalists include a wide range of prey items in their diet. [11] An example of a generalist is a mouse, which consumes a large variety of seeds, grains, and nuts. [12] In contrast, predators with relatively short S 1 s are still better off choosing to eat ...
Bombus terrestris, an opportunistic generalist, collecting pollen. The term polylecty or generalist is used in pollination ecology to refer to bees that collect pollen from a range of unrelated plants. [1] [2] Honey bees exemplify this behavior, collecting nectar from a wide array of flowers.
Niche width distinguishes broadly between two types of organizations: generalists and specialists. Specialist organizations maximize their exploitation of the environment and accept the risk of experiencing a change in that environment. On the other hand, generalist organizations accept a lower level of exploitation in return for greater security.
Functional diversity is widely considered to be "the value and the range of those species and organismal traits that influence ecosystem functioning" [3] In this sense, the use of the term "function" may apply to individuals, populations, communities, trophic levels, or evolutionary process (i.e. considering the function of adaptations). [3]
This change in landscape ecology is proving to have consequences. [2] Generalist species, especially invasive ones, have been seen to benefit from this landscape change whilst specialist species are suffering. [3] For example, the alpha diversity of edge-intolerant birds in Lacandona rainforest, Mexico, is decreasing as edge effects increase. [4]
Species sorting is a mechanism in the metacommunity framework of ecology whereby species distributions and abundances can be related to the environmental or biotic conditions in a particular habitat. The species sorting paradigm [ 1 ] describes a system of habitat patches with different environmental conditions that organisms can move between.