Modeling the building blocks of biodiversity.

BACKGROUND: Networks of single interaction types, such as plant-pollinator mutualisms, are biodiversity's "building blocks". Yet, the structure of mutualistic and antagonistic networks differs, leaving no unified modeling framework across biodiversity's component pieces. METHODS/...

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Main Authors: Lucas N Joppa, Rich Williams
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2013-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3584074?pdf=render
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author Lucas N Joppa
Rich Williams
author_facet Lucas N Joppa
Rich Williams
author_sort Lucas N Joppa
collection DOAJ
description BACKGROUND: Networks of single interaction types, such as plant-pollinator mutualisms, are biodiversity's "building blocks". Yet, the structure of mutualistic and antagonistic networks differs, leaving no unified modeling framework across biodiversity's component pieces. METHODS/PRINCIPAL FINDINGS: We use a one-dimensional "niche model" to predict antagonistic and mutualistic species interactions, finding that accuracy decreases with the size of the network. We show that properties of the modeled network structure closely approximate empirical properties even where individual interactions are poorly predicted. Further, some aspects of the structure of the niche space were consistently different between network classes. CONCLUSIONS/SIGNIFICANCE: These novel results reveal fundamental differences between the ability to predict ecologically important features of the overall structure of a network and the ability to predict pair-wise species interactions.
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spelling doaj.art-1d0460b61aad4ca18d60349773671d852022-12-21T20:30:48ZengPublic Library of Science (PLoS)PLoS ONE1932-62032013-01-0182e5627710.1371/journal.pone.0056277Modeling the building blocks of biodiversity.Lucas N JoppaRich WilliamsBACKGROUND: Networks of single interaction types, such as plant-pollinator mutualisms, are biodiversity's "building blocks". Yet, the structure of mutualistic and antagonistic networks differs, leaving no unified modeling framework across biodiversity's component pieces. METHODS/PRINCIPAL FINDINGS: We use a one-dimensional "niche model" to predict antagonistic and mutualistic species interactions, finding that accuracy decreases with the size of the network. We show that properties of the modeled network structure closely approximate empirical properties even where individual interactions are poorly predicted. Further, some aspects of the structure of the niche space were consistently different between network classes. CONCLUSIONS/SIGNIFICANCE: These novel results reveal fundamental differences between the ability to predict ecologically important features of the overall structure of a network and the ability to predict pair-wise species interactions.http://europepmc.org/articles/PMC3584074?pdf=render
spellingShingle Lucas N Joppa
Rich Williams
Modeling the building blocks of biodiversity.
PLoS ONE
title Modeling the building blocks of biodiversity.
title_full Modeling the building blocks of biodiversity.
title_fullStr Modeling the building blocks of biodiversity.
title_full_unstemmed Modeling the building blocks of biodiversity.
title_short Modeling the building blocks of biodiversity.
title_sort modeling the building blocks of biodiversity
url http://europepmc.org/articles/PMC3584074?pdf=render
work_keys_str_mv AT lucasnjoppa modelingthebuildingblocksofbiodiversity
AT richwilliams modelingthebuildingblocksofbiodiversity