Paper · 2024 · Communications Biology

Adaptive rewiring shapes structure and stability in a three-guild herbivore-plant-pollinator network

Min Su; Qi Ma; Cang Hui

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Open access · cc-by

Abstract

Animal species, encompassing both pollinators and herbivores, exhibit a preference for plants based on optimal foraging theory. Understanding the intricacies of these adaptive plant-animal interactions in the context of community assembly poses a main challenge in ecology. This study delves into the impact of adaptive interaction rewiring between species belonging to different guilds on the structure and stability of a 3-guild ecological network, incorporating both mutualistic and antagonistic interactions. Our findings reveal that adaptive rewiring results in sub-networks becoming more nested and compartmentalized. Furthermore, the rewiring of interactions uncovers a positive correlation between a plant's generalism concerning both pollinators and herbivores. Additionally, there is a positive correlation between a plant's degree centrality and its energy budget. Although network stability does not exhibit a clear relationship with non-random structures, it is primarily influenced by the balance of multiple interaction strengths. In summary, our results underscore the significance of adaptive interaction rewiring in shaping the structure of 3-guild networks. They emphasize the importance of considering the balance of multiple interactions for the stability of adaptive networks, providing valuable insights into the complex dynamics of ecological communities.

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Claims 4

Observationobservedoriginal resultsimulated

Claim · model-written summary

Adaptive rewiring made sub-networks more nested and compartmentalized.

Taxon
plantt0
Outcome
sub-networkse0
Direction
more nested and compartmentalizede0

Verbatim

e0

“adaptive rewiring results in sub-networks becoming more nested and compartmentalized.”

✓ located verbatim in the source · abstract, characters 538–623 · show in text ↑
t0

“herbivore-plant-pollinator network”

✓ located verbatim in the source · title, characters 66–100 · show in text ↑
Associationobservedoriginal resultsimulated

Claim · model-written summary

Plant degree centrality correlated positively with its energy budget.

Taxon
plante0
Outcome
degree centralitye0
Direction
positive correlatione0
Comparator
energy budgete0

Verbatim

e0

“there is a positive correlation between a plant's degree centrality and its energy budget.”

✓ located verbatim in the source · abstract, characters 785–875 · show in text ↑
Associationobservedoriginal resultsimulated

Claim · model-written summary

Network stability had no clear relationship with non-random structures.

Taxon
plantt0
Outcome
network stabilitye0
Comparator
non-random structurese0

Not reportedDirection

Verbatim

e0

“network stability does not exhibit a clear relationship with non-random structures”

✓ located verbatim in the source · abstract, characters 885–967 · show in text ↑
t0

“herbivore-plant-pollinator network”

✓ located verbatim in the source · title, characters 66–100 · show in text ↑
Associationobservedoriginal resultsimulated

Claim · model-written summary

The balance of multiple interaction strengths primarily influenced network stability.

Taxon
plantt0
Outcome
network stabilitye1
Comparator
balance of multiple interaction strengthse0

Not reportedDirection

Verbatim

e0

“it is primarily influenced by the balance of multiple interaction strengths”

✓ located verbatim in the source · abstract, characters 969–1044 · show in text ↑
e1

“network stability does not exhibit a clear relationship with non-random structures”

✓ located verbatim in the source · abstract, characters 885–967 · show in text ↑
t0

“herbivore-plant-pollinator network”

✓ located verbatim in the source · title, characters 66–100 · show in text ↑