ECOLOGY
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Lands of southern Brazil: the swamp
gaucho swamp The swamp consists of a humid environment, with aquatic macrophytes in its extension and, generally, with undrained soil. It…
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food web
Green-billed Toucan: omnivorous animal that plays several roles in food chains. Food chains are represented by a food relationship between…
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Sustainability
Sustainability is a growing concern, as natural resources are increasingly threatened as a result of human action. Renewable energies can…
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Cnidarian overpopulation
In Japan, jellyfish are compromising fisheries Jellyfish, animals belonging to the Phylum Cnidaria, are often the terror of some bathers…
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Primary and secondary succession
The savanna on fire: a natural process of ecological succession. Ecological successions can be characterized from the adaptation potential of…
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termite society
termite societyTermites are insects belonging to the order Isoptera, which live organized in a society where each animal has a defined function. They are…
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bee society
The population of a hive: queen, workers and drones. Society is an intra-specific harmonic ecological relationship. In most bee species, this…
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Autotrophs and Heterotrophs
When we classify living beings into autotrophs and heterotrophs, we refer to the way in which they obtain the nutrients…
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sexual selection
Male peacocks with larger tails are more attractive to females, ensuring their reproductive success. Sexual selection is a special case…
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Rio+20
Rio + 20 will be held between the 13th and 22nd of June 2012 The United Nations Conference on Sustainable Development , Rio+20 ,…
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