News tagged with food webs

Why insect 'tourists' are good for some plants

(Phys.org)—Just as human tourists can be good for the economy, "insect tourists" can be good for a plant. When the hairs of a "sticky plant" trap small insects or "insect tourists," the plant can benefit in ways most people ...

dateJan 08, 2013 in Ecology
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Hungry salmon a problem for restoration efforts

(Phys.org)—Food webs needed by young salmon in the Columbia River basin are likely compromised in places, something that should be considered when prioritizing expensive restoration activities aimed at ...

dateNov 29, 2012 in Ecology
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Droughts could cause collapse of food webs

(Phys.org)—Critically low water levels in many rivers could lead to the partial collapse of food webs that support aquatic life, according to a study co-authored by a University of Leeds researcher.

dateSep 11, 2012 in Environment
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How methane becomes fish food

Methane is an organic carbon compound containing the fundamental building block of nearly all living material: carbon. It provides an important source of energy and nutrients for bacteria. Methane is produced in oxygen-free ...

dateAug 27, 2012 in Earth Sciences
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Study proves that one extinction leads to another

When a carnivore becomes extinct, other predatory species could soon follow, according to new research. Scientists have previously put forward this theory, but a University of Exeter team has now carried ...

dateAug 15, 2012 in Ecology
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