Results 11 to 20 of about 123,988 (230)

Toxicity and Behavior-Altering Effects of Three Nanomaterials on Red Imported Fire Ants and Their Effectiveness in Combination with Indoxacarb [PDF]

open access: yesInsects
The red imported fire ant (Solenopsis invicta Buren) is one of the 100 worst invasive alien species in the world. At present, the control of red imported fire ants is still mainly based on chemical control, and the most commonly used is indoxacarb bait ...
Zewen Ma   +4 more
doaj   +2 more sources

Pyrokinin β-neuropeptide affects necrophoretic behavior in fire ants (S. invicta), and expression of β-NP in a mycoinsecticide increases its virulence. [PDF]

open access: yesPLoS ONE, 2012
Fire ants are one of the world's most damaging invasive pests, with few means for their effective control. Although ecologically friendly alternatives to chemical pesticides such as the insecticidal fungus Beauveria bassiana have been suggested for the ...
Yanhua Fan   +4 more
doaj   +3 more sources

Effect of Time‐Since‐Fire on Ant Communities in a Semi‐Arid Landscape [PDF]

open access: yesEcology and Evolution
Semi‐arid mallee landscapes are shaped by wildfires. Due to climate change, wildfires are expected to become more frequent and intense, making their management a conservation priority.
Norma L. Fernando   +3 more
doaj   +2 more sources

Chemistry and Functions of Imported Fire Ant Venom

open access: yesToxins, 2023
In the United States, imported fire ants are often referred to as red imported fire ants, Solenopsis invicta Buren, black imported fire ants, S. richteri Forel, and their hybrid (S. invicta × S. richteri).
Jian Chen
doaj   +1 more source

Development of Food-Luring Baited Traps for Solenopsis invicta (Hymenoptera: Formicidae) Monitoring in the Field in Southern China

open access: yesSociobiology, 2023
Solenopsis invicta Buren (Hymenoptera: Formicidae), a red imported fire ant that originated from South America, is a worldwide invasive pest. This study investigated the efficacy of the newly designed baited trap to detect red imported fire ants ...
Wenchao Zhu   +7 more
doaj   +1 more source

Invasive fire ants reduce reproductive success and alter the reproductive strategies of a native vertebrate insectivore. [PDF]

open access: yesPLoS ONE, 2011
Introduced organisms can alter ecosystems by disrupting natural ecological relationships. For example, red imported fire ants (Solenopsis invicta) have disrupted native arthropod communities throughout much of their introduced range.
Russell A Ligon   +2 more
doaj   +1 more source

Biological Activities and Ecological Significance of Fire Ant Venom Alkaloids

open access: yesToxins, 2023
Venoms produced by arthropods act as chemical weapons to paralyze prey or deter competitors. The utilization of venom is an essential feature in the biology and ecology of venomous arthropods.
Guangxin Xu, Li Chen
doaj   +1 more source

The Odorant Binding Protein, SiOBP5, Mediates Alarm Pheromone Olfactory Recognition in the Red Imported Fire Ant, Solenopsis invicta

open access: yesBiomolecules, 2021
Olfaction is crucial in mediating various behaviors of social insects such as red imported fire ants, Solenopsis invicta Buren. Olfactory receptor (OR) complexes consist of odor-specific ORs and OR co-receptors (Orco).
Yuzhe Du, Jian Chen
doaj   +1 more source

ECOLOGICAL RELEASE OF AN EXOTIC SPECIES UPON SUPPRESSION OF ITS INVASIVE PREDATOR: A FIVE-YEAR CASE STUDY, WITH NOTES ON OTHER SPECIES, AND THE LIFE HISTORY OF THE MEDITERRANEAN GECKO, HEMIDACTYLUS TURCICUS [PDF]

open access: yes, 2014
Ecological release allows a species to expand beyond its currently occupied niche upon removal of a limiting mechanism such as a predator or competitor. Unfortunately, these interactions between exotic and invasive organisms are relatively unknown.
McCallum, Jamie L., McCallum, Malcolm L.
core   +2 more sources

Effects of Honeydew of Phenacoccus solenopsis on Foliar Foraging by Solenopsis invcta (Hymenoptera: Formicidae)

open access: yesSociobiology, 2014
The olfactory response of fire ants to plant leaves, mealybugs and the honeydew excreted by mealybugs was tested with a Y-tube olfactometer. The foraging activities of fire ants on three plants were also measured. Our results showed that plant leaves and
Yi-Juan Xu, Guang Wen Liang
doaj   +1 more source

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