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Ants' ecosystem role is 'key'
Date:1/31/2011

ng that predation is counteracting the positive influence.

Dr Frank van Veen, another author on the study, said: "What we find is that the impact of ants on soil nutrient levels has a positive effect on animal groups at low levels, but as the number of ants increases, their predatory impacts have the bigger effect thereby counteracting the positive influence via ecosystem engineering."


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Contact: Daniel Williams
d.d.williams@exeter.ac.uk
44-139-272-2062
University of Exeter
Source:Eurekalert  

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