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52 Results Found

  • Article
  • Open Access
9 Citations
5,246 Views
17 Pages

Dynamics of a Stochastic Intraguild Predation Model

  • Zejing Xing,
  • Hongtao Cui and
  • Jimin Zhang

22 April 2016

Intraguild predation (IGP) is a widespread ecological phenomenon which occurs when one predator species attacks another predator species with which it competes for a shared prey species. The objective of this paper is to study the dynamical propertie...

  • Feature Paper
  • Article
  • Open Access
12 Citations
2,951 Views
12 Pages

Intraguild Predation of Hippodamia variegata on Aphid Mummies in Cotton Field

  • Shuying Dou,
  • Bing Liu,
  • Yangtian Liu,
  • Jianping Zhang and
  • Yanhui Lu

13 January 2023

Intraguild predation among arthropod predators in agricultural ecosystems may have a negative impact on biological control. At present, there are few direct reports on trophic relationships among participants of predation in field groups. In this stu...

  • Article
  • Open Access
6 Citations
3,262 Views
18 Pages

Influence of Alternative Prey on the Functional Response of a Predator in Two Contexts: With and without Intraguild Predation

  • Lizette Cicero,
  • Luis Enrique Chavarín-Gómez,
  • Daniela Pérez-Ascencio,
  • Ornella Barreto-Barriga,
  • Roger Guevara,
  • Nicolas Desneux and
  • Ricardo Ramírez-Romero

28 April 2024

In biological control, joint releases of predators and parasitoids are standard. However, intraguild predation (IGP) can occur when a predator attacks a parasitoid, potentially affecting pest control dynamics. In addition to the focal prey (FP), Tria...

  • Article
  • Open Access
4 Citations
2,842 Views
17 Pages

The Effects of Intraguild Predation on Phytoplankton Assemblage Composition and Diversity: A Mesocosm Experiment

  • Jun Da,
  • Yilong Xi,
  • Yunshan Cheng,
  • Hu He,
  • Yanru Liu,
  • Huabing Li and
  • Qinglong L. Wu

10 April 2023

Intraguild predation (IGP) can have a significant impact on phytoplankton biomass, but its effects on their diversity and assemblage composition are not well understood. In this study, we constructed an IGP model based on the common three-trophic foo...

  • Article
  • Open Access
293 Views
19 Pages

Intraguild Predation and Chemical Cue Responses Between Phytoseiulus persimilis and Neoseiulus californicus in Laboratory Assays

  • Fatma Sh. Kalmosh,
  • Bo Zhang,
  • Nikola Đukić,
  • Abdulaziz Alamri,
  • Salman Alrokayan and
  • Xuenong Xu

31 January 2026

Species sharing the same trophic level can interact not only through competition for resources but also through intraguild predation (IGP). Therefore, an important step toward implementing successful multiple predator releases in biological control s...

  • Feature Paper
  • Article
  • Open Access
2 Citations
1,514 Views
13 Pages

10 January 2025

The ladybirds Coccinella septempunctata and Harmonia axyridis are important biocontrol agents for the small walnut aphid Chromaphis juglandicola, a key walnut pest. C. juglandicola outbreaks occur in walnut orchards, and walnut yields have declined....

  • Article
  • Open Access
1 Citations
2,657 Views
10 Pages

16 June 2023

The predatory mites Neoseiulus barkeri (Hughes) and the predatory thrips Scolothrips takahashii (Priesner) are known as potential biocontrol agents for the two-spotted spider mite Tetranychus urticae (Koch). These two predator species occur simultane...

  • Article
  • Open Access
7 Citations
7,441 Views
19 Pages

1 June 2015

Intraguild predation of Neoseiulus cucumeris Oudemans (Phytoseiidae) by soil-dwelling predators, Dalotia coriaria Kraatz (Staphylinidae) may limit the utility of open rearing systems in greenhouse thrips management programs. We determined the rate of...

  • Article
  • Open Access
15 Citations
6,316 Views
19 Pages

29 March 2017

The food web of Lake Kinneret contains intraguild predation (IGP). Predatory invertebrates and planktivorous fish both feed on herbivorous zooplankton, while the planktivorous fish also feed on the predatory invertebrates. In this study, a complex me...

  • Article
  • Open Access
11 Citations
4,090 Views
10 Pages

Intraguild Interactions between the Mealybug Predators Cryptolaemus montrouzieri and Chrysoperla carnea

  • Laura Golsteyn,
  • Hana Mertens,
  • Joachim Audenaert,
  • Ruth Verhoeven,
  • Bruno Gobin and
  • Patrick De Clercq

19 July 2021

The ladybird Cryptolaemus montrouzieri and the green lacewing Chrysoperla carnea have shown potential for use in augmentative biological control of mealybug pests in greenhouse crops. In the context of combining these predators within an integrated p...

  • Article
  • Open Access
2 Citations
1,044 Views
24 Pages

This study examines the impact of fear effects and cooperative hunting strategies in the context of intraguild predation food webs. The presented model includes a shared prey species with logistic growth and assumes that both the intraguild prey and...

  • Article
  • Open Access
7 Citations
4,688 Views
10 Pages

Intraguild Predation by the Eagle Owl Determines the Space Use of a Mesopredator Carnivore

  • Emilio Virgós,
  • Noemí Baniandrés,
  • Tamara Burgos and
  • Mariano R. Recio

18 September 2020

Top predators shape the communities of sympatric predators by killing and displacing smaller predators. Predation risk pushes smaller predators to select enemy-free spaces irrespective of food availability, which results in changes in their behaviour...

  • Article
  • Open Access
1 Citations
2,503 Views
20 Pages

(1) Background: The effects of density and the habitat conditions on the prey vulnerability in the Intraguild Predation (IGP) system were evaluated using the water bug D. rusticus as the top predator. (2) Methods: Using two different density levels (...

  • Article
  • Open Access
25 Citations
6,744 Views
10 Pages

8 December 2014

(1) Intraguild predation (IGP) can occur among aphidophagous predators thus reducing their effectiveness in controlling crop pests. Among ladybirds, Coccinella septempunctata L. and Hippodamia variegata Goeze are the most effective predators upon Aph...

  • Article
  • Open Access
17 Citations
3,745 Views
11 Pages

Intraguild predation (IGP) is a ubiquitous, important and common interaction that occurs in aphidophagous guilds. The effects of extraguild prey (EGP, i.e., aphids) density, predator life stage combinations and duration of the interaction on the leve...

  • Article
  • Open Access
7 Citations
2,992 Views
10 Pages

Extreme habitats often harbor specific communities that differ substantially from non-extreme habitats. In many cases, these communities are characterized by archaea, bacteria and protists, whereas the number of species of metazoa and higher plants i...

  • Article
  • Open Access
3 Citations
3,085 Views
11 Pages

Consuming Parasitized Aphids Alters the Life History and Decreases Predation Rate of Aphid Predator

  • Jian-Feng Liu,
  • Xiu-Qin Wang,
  • Jacqueline R. Beggs,
  • Hou-Ding Ou,
  • Xiao-Fei Yu,
  • Xiu-Xian Shen and
  • Mao-Fa Yang

17 December 2020

Intraguild predation interactions have substantial theoretical and practical implications for the dynamics of natural competitor populations used for biological control. Intraguild predation on parasitized aphids not only has a direct, negative effec...

  • Article
  • Open Access
9 Citations
7,212 Views
21 Pages

14 April 2020

Cannibalism in insects plays an important role in ecological relationships. Nonetheless, it has not been studied as extensively as in other arthropods groups (e.g., Arachnida). From a theoretical point of view, cannibalism has an impact on the develo...

  • Article
  • Open Access
7 Citations
3,302 Views
11 Pages

Costs and Benefits of Wax Production in the Larvae of the Ladybeetle Scymnus nubilus

  • Paulo Pacheco,
  • Isabel Borges,
  • Beatriz Branco,
  • Eric Lucas and
  • António Onofre Soares

16 May 2021

BACKGROUND: Larvae of the minute aphidophagous Scymnus nubilus Mulsant (Coleoptera: Coccinellidae) are common predators in apple orchards, covered by a wax layer that might act as a defense mechanism against natural enemies. However, the costs and be...

  • Article
  • Open Access
4 Citations
2,079 Views
14 Pages

Prey Switching and Natural Pest Control Potential of Carabid Communities over the Winter Wheat Cropping Season

  • Ambre Sacco--Martret de Préville,
  • Karin Staudacher,
  • Michael Traugott,
  • David A. Bohan,
  • Manuel Plantegenest and
  • Elsa Canard

13 August 2024

To date, evaluating the diets of natural enemies like carabids has largely been limited to spatially explicit and short-term sampling. This leaves a knowledge gap for the intra-annual dynamics of carabid diets, and the provision and timing of deliver...

  • Article
  • Open Access
6 Citations
2,562 Views
16 Pages

14 July 2023

Scavenging guilds often have several trophic levels with varying dominance and intra-guild predation, competition, and interaction. Apex predators can control subordinate predators by limiting their numbers and affecting behaviour but also supply a c...

  • Article
  • Open Access
2 Citations
2,541 Views
15 Pages

30 December 2022

The present study investigated egg parasitoid interspecific interactions between a generalist, Ooencyrtus nezarae Ishii (Hymenoptera: Encyrtidae) and a specialist, Paratelenomus saccharalis Dodd (Hymenoptera: Platygastridae) in a laboratory setting u...

  • Article
  • Open Access
36 Citations
8,120 Views
19 Pages

DNA Metabarcoding as a Tool for Disentangling Food Webs in Agroecosystems

  • Ahmadou Sow,
  • Julien Haran,
  • Laure Benoit,
  • Maxime Galan and
  • Thierry Brévault

11 May 2020

Better knowledge of food webs and related ecological processes is fundamental to understanding the functional role of biodiversity in ecosystems. This is particularly true for pest regulation by natural enemies in agroecosystems. However, it is gener...

  • Review
  • Open Access
23 Citations
6,013 Views
15 Pages

29 October 2020

Organic crop production systems are designed to enhance or preserve the presence of natural enemies, including parasitoids and predators, by means of conservation biological control, which involves providing environments and habitats that sustain nat...

  • Article
  • Open Access
4 Citations
3,059 Views
14 Pages

27 December 2022

The use of more than one species to manage a single insect pest is a common practice among biological control programs. However, the beneficial effects of natural enemies are not always additive, which in many cases may be attributed to interspecific...

  • Article
  • Open Access
4 Citations
3,379 Views
15 Pages

3 July 2024

Over recent decades, intraguild predation (IGP) has attracted special attention, both from the theoretical and practical standpoints. The present paper addresses the interference competition between two Trichogramma species (egg parasitoids)—on...

  • Feature Paper
  • Article
  • Open Access
3 Citations
5,370 Views
16 Pages

Class Conflict: Diffuse Competition between Mammalian and Reptilian Predators

  • Christopher R. Dickman,
  • Aaron C. Greenville,
  • Glenda M. Wardle and
  • Jenna P. Bytheway

15 September 2020

(1) Diffuse competition affects per capita rates of population increase among species that exploit similar resources, and thus can be an important structuring force in ecological communities. Diffuse competition has traditionally been studied within...

  • Article
  • Open Access
10 Citations
3,064 Views
15 Pages

The fall armyworm (FAW), Spodoptera frugiperda, has become one of the most important pests on corn in China since it invaded in 2019. Although FAW has not been reported to cause widespread damage to rice plants in China, it has been sporadically foun...

  • Article
  • Open Access
3 Citations
2,010 Views
11 Pages

25 May 2023

Maternal effects can reduce offspring susceptibility to predators by altering resource allocation to young and reproducing larger offspring. While the perception of predation risk can vary according to a prey’s life stage, it is unclear whether...

  • Article
  • Open Access
10 Citations
3,527 Views
17 Pages

Competitive Plant-Mediated and Intraguild Predation Interactions of the Invasive Spodoptera frugiperda and Resident Stemborers Busseola fusca and Chilo partellus in Maize Cropping Systems in Kenya

  • Johnstone Mutiso Mutua,
  • Daniel Munyao Mutyambai,
  • George Ochieng’ Asudi,
  • Fathiya Khamis,
  • Saliou Niassy,
  • Abdul A. Jalloh,
  • Daisy Salifu,
  • Henlay J. O. Magara,
  • Paul-André Calatayud and
  • Sevgan Subramanian

31 August 2022

Following its recent invasion of African countries, fall armyworm (FAW), Spodoptera frugiperda (Lepidoptera: Noctuidae), now co-exists with resident stemborers such as Busseola fusca (Lepidoptera: Noctuidae) and Chilo partellus (Lepidoptera: Crambida...

  • Article
  • Open Access
15 Citations
4,926 Views
15 Pages

Impact of Metarhizium robertsii on Adults of the Parasitoid Diachasmimorpha longicaudata and Parasitized Anastrepha ludens Larvae

  • Ehdibaldo Presa-Parra,
  • Francisco Hernández-Rosas,
  • Julio S. Bernal,
  • Jorge E. Valenzuela-González,
  • Jovita Martínez-Tlapa and
  • Andrea Birke

1 February 2021

Biological control of the Mexican fruit fly, Anastrepha ludens, is mainly carried out by releasing parasitoids, such as Diachasmimorpha longicaudata, and by applying entomopathogenic fungi (EPF), such as Metarhizium anisopliae, Beauveria bassiana, or...

  • Review
  • Open Access
30 Citations
10,691 Views
22 Pages

The Ecological Importance of Amphipod–Parasite Associations for Aquatic Ecosystems

  • Luisa Giari,
  • Elisa Anna Fano,
  • Giuseppe Castaldelli,
  • Daniel Grabner and
  • Bernd Sures

29 August 2020

Amphipods are a key component of aquatic ecosystems due to their distribution, abundance and ecological role. They also serve as hosts for many micro- and macro-parasites. The importance of parasites and the necessity to include them in ecological st...

  • Article
  • Open Access
7 Citations
10,149 Views
18 Pages

26 August 2022

Venom compositions include complex mixtures of toxic proteins that evolved to immobilize/dissuade organisms by disrupting biological functions. Venom production is metabolically expensive, and parsimonious use is expected, as suggested by the venom o...

  • Article
  • Open Access
1,008 Views
13 Pages

Intraguild Interactions Among Natural Enemies in the Trophic Web of Bemisia tabaci (Hemiptera: Aleyrodidae) on Melons

  • Elena López-Gallego,
  • Luis Gabriel Perera-Fernández,
  • María José Ramírez-Soria and
  • Juan Antonio Sanchez

14 August 2025

Bemisia tabaci is a major pest of open-field melons in Mediterranean regions. Combining several species of natural enemies can improve pest control but it can give undesirable results when the species engage in antagonistic interactions. This study e...

  • Article
  • Open Access
6 Citations
6,452 Views
12 Pages

18 March 2015

Dalotia coriaria (Kraatz) (Coleoptera: Staphylinidae) and entomopathogenic nematodes (Rhabditida: Heterorhabditidae and Steinernematidae) are two soil-dwelling biological control agents used to manage western flower thrips, Frankliniella occidentalis...

  • Communication
  • Open Access
12 Citations
8,958 Views
12 Pages

30 September 2011

Amphibian predator–insect prey relationships are common in terrestrial habitats, but amphibian larvae are preyed upon by a variety of aquatic hemipterans in aquatic habitats. This paper suggests that the survival of the nymphs of the endangered aquat...

  • Communication
  • Open Access
2,237 Views
9 Pages

23 April 2025

Our study investigates predation among sympatric owl species in the Judea Region, specifically focusing on the predation by Eurasian Eagle Owls (Bubo bubo) on smaller owl species. Field observations conducted between 2006 and 2009 revealed recurrent...

  • Article
  • Open Access
12 Citations
4,277 Views
16 Pages

Phagotrophic Protists and Their Associates: Evidence for Preferential Grazing in an Abiotically Driven Soil Ecosystem

  • Andrew R. Thompson,
  • Andrea J. Roth-Monzón,
  • Zachary T. Aanderud and
  • Byron J. Adams

The complex relationship between ecosystem function and soil food web structure is governed by species interactions, many of which remain unmapped. Phagotrophic protists structure soil food webs by grazing the microbiome, yet their involvement in int...

  • Article
  • Open Access
18 Citations
7,843 Views
15 Pages

2 October 2019

Biodiversity is declining globally, which calls for effective conservation measures. It is, therefore, important to investigate the drivers behind species presence at large spatial scales. The Western European hedgehog (Erinaceus europaeus) is one of...

  • Review
  • Open Access
36 Citations
6,146 Views
21 Pages

Can Generalist Predators Control Bemisia tabaci?

  • Arash Kheirodin,
  • Alvin M. Simmons,
  • Jesusa C. Legaspi,
  • Erin E. Grabarczyk,
  • Michael D. Toews,
  • Phillip M. Roberts,
  • Juang-Horng Chong,
  • William E. Snyder and
  • Jason M. Schmidt

23 November 2020

The whitefly, Bemisia tabaci, has developed resistance to many insecticides, renewing interest in the biological control of this global pest. Generalist predators might contribute to whitefly suppression if they commonly occur in infested fields and...

  • Article
  • Open Access
8 Citations
3,537 Views
10 Pages

29 March 2020

Tea (Camellia sinensis) is an important food product with thousands of years of human use. Being a non-washable food, no pesticide residues are allowed, which increases the importance of natural means of plant protection. Predation, a component of na...

  • Article
  • Open Access
7 Citations
5,624 Views
16 Pages

Facilitation or Competition? Effects of Lions on Brown Hyaenas and Leopards

  • Janelle Bashant,
  • Michael Somers,
  • Lourens Swanepoel and
  • Fredrik Dalerum

26 August 2020

Intra-guild interactions related to facilitation and competition can be strong forces structuring ecological communities and have been suggested as particularly prominent for large carnivores. The African lion (Panthera leo) is generally thought to b...

  • Article
  • Open Access
4 Citations
3,139 Views
13 Pages

Evaluating the Impact of Two Generalist Predators on the Leafhopper Erasmoneura vulnerata Population Density

  • Stefan Cristian Prazaru,
  • Giulia Zanettin,
  • Alberto Pozzebon,
  • Paola Tirello,
  • Francesco Toffoletto,
  • Davide Scaccini and
  • Carlo Duso

6 April 2021

Outbreaks of the Nearctic leafhopper Erasmoneura vulnerata represent a threat to vinegrowers in Southern Europe, in particular in North-eastern Italy. The pest outbreaks are frequent in organic vineyards because insecticides labeled for organic vitic...

  • Article
  • Open Access
3 Citations
2,269 Views
13 Pages

Intraguild Competition between Endangered Kit Foxes and a Novel Predator in a Novel Environment

  • Brian L. Cypher,
  • Nicole A. Deatherage,
  • Tory L. Westall and
  • Erica C. Kelly

11 October 2022

A population of endangered San Joaquin kit foxes inhabits the urban environment in the city of Bakersfield, California, United States. This population is considered important for the conservation and recovery of this species. In this novel environmen...

  • Article
  • Open Access
38 Citations
8,183 Views
12 Pages

Spider Communities and Biological Control in Native Habitats Surrounding Greenhouses

  • Belén Cotes,
  • Mónica González,
  • Emilio Benítez,
  • Eva De Mas,
  • Gemma Clemente-Orta,
  • Mercedes Campos and
  • Estefanía Rodríguez

14 March 2018

The promotion of native vegetation as a habitat for natural enemies, which could increase their abundance and fitness, is especially useful in highly simplified settings such as Mediterranean greenhouse landscapes. Spiders as generalist predators may...

  • Article
  • Open Access
14 Citations
4,044 Views
12 Pages

Can the Combined Use of the Mirid Predator Nesidiocoris tenuis and a Braconid Larval Endoparasitoid Dolichogenidea gelechiidivoris Improve the Biological Control of Tuta absoluta?

  • Pascal Osa Aigbedion-Atalor,
  • Martin P. Hill,
  • Pascal Mahukpe Ayelo,
  • Shepard Ndlela,
  • Myron P. Zalucki and
  • Samira A. Mohamed

8 November 2021

The koinobiont solitary larval endoparasitoid Dolichogenidea gelechiidivoris (Marsh) (Syn.: Apanteles gelechiidivoris) (Hymenoptera: Braconidae) and the predatory bug Nesidiocoris tenuis (Reuter) (Hemiptera: Miridae) are important natural enemies of...

  • Feature Paper
  • Article
  • Open Access
8 Citations
3,110 Views
11 Pages

Intraguild Interactions of Three Biological Control Agents of the Fall Armyworm Spodoptera frugiperda (JE Smith) in Florida

  • Jermaine D. Perier,
  • Muhammad Haseeb,
  • Lambert H. B. Kanga,
  • Robert L. Meagher and
  • Jesusa C. Legaspi

7 September 2022

The fall armyworm, Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae), is a maize pest worldwide. Its host range comprises more than 350 reported plant species, and it is the primary insect pest attacking maize in Florida. Global trade has n...

  • Article
  • Open Access
3 Citations
1,876 Views
15 Pages

Sweet pepper is a crop that benefits from phytosanitary treatments with low environmental impact, especially the successful control of pests through the introduction of biological control agents in greenhouses. However, predators that naturally occur...

  • Article
  • Open Access
4 Citations
2,699 Views
13 Pages

8 March 2023

Sympatric animals with similar requirements can separate their ecological niches along the microhabitat, food and time axes. There may be alternative reasons for an interspecific different activity pattern, such as intraspecific social constraints, p...

  • Article
  • Open Access
2 Citations
3,815 Views
12 Pages

6 April 2023

Disruptive selection arises when extreme phenotypes have a fitness advantage compared to more-intermediate phenotypes. Theory and evidence suggest that intraspecific resource competition is a key driver of disruptive selection. However, while competi...

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