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The difference between an R-selected species and a K-selected species is that the R-selected species live in variable, unstable habitats, while K-selected species reside in stable environments. R-selected species produce... More »

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Mollusks reside in many habitats around the world: most live in marine environments such as oceans and bays, while others reside in freshwater areas and even on land. Mollusks inhabit virtually every type of ecosystem on... More »

www.reference.com Science Biology Zoology

A generalist species is one that can live in a wide variety of habitats and have a varied diet, while specialist species are adapted to a particular environment or a specific diet. Koalas and tiger salamanders are exampl... More »

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Archaebacteria, more properly called archaea, are single celled organisms that live in a wide range of habitats, including the harsh conditions of hot springs. Thermophiles are arachea which grow best at temperatures abo... More »

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As with virtually all habitats, a number of different biotic and abiotic factors affect temperate grasslands. Abiotic factors include the soil chemistry, temperature, winds, precipitation and pollution, while biotic fact... More »

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Fungi can live in a variety of habitats that are classified as either marine or terrestrial: in the soil, in water, and on plants and animals. Evidence suggests that some fungi have evolved closely with their partnered p... More »

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Methanogens live in anaerobic environments, such as swamps, marshes, cattle rumen, the gut of termites and sewage sludge. These bacteria are chemoautotrophs, which use hydrogen as a source of electrons to reduce carbon d... More »

www.reference.com Science Biology