Results 161 to 170 of about 70,519 (321)

Threshold responses of birds to agricultural intensification in Mediterranean olive groves

open access: yesEcological Applications, Volume 35, Issue 5, July 2025.
Abstract Olive groves are the most representative crop of the Mediterranean basin. This agroforestry system is undergoing a strong transformation in recent decades as a result of the agricultural intensification process prevailing in the Northern Hemisphere.
Vicente García‐Navas   +6 more
wiley   +1 more source

Forecasting alien species establishment and source regions: Quantitative assessment of potential ant invasions in Japan

open access: yesEcological Applications, Volume 35, Issue 5, July 2025.
Abstract Due to the costs and difficulties of mitigating past biological invasions, there is a critical need for improved predictions of establishment risk for alien species and their source regions to guide the deployment of preventive measures. Here, focusing on a global pool of ant species known to be spread by humans, we develop a computational ...
Yazmín Zurápiti   +3 more
wiley   +1 more source

Allometry of Workers of the Fire Ant, Solenopsis invicta [PDF]

open access: yes, 2003
The relationship between worker body size and the shape of their body parts was explored in the polymorphic ant, Solenopsis invicta. The data consisted of 20 measurements of body parts as well as sums of some of these measurements.
Mikheyev, Alexander S.   +2 more
core   +2 more sources

Social Organization Is Associated With Relaxed Selection on Worker Genes in Highly Polygyne Ants

open access: yesEcology and Evolution, Volume 15, Issue 7, July 2025.
ABSTRACT Ants display a diversity of social structures reflected by differences in caste, nest, and colony organization. Previous research has shown that highly eusocial insects (Hymenoptera) exhibit genome‐wide signatures of relaxed selection due to their smaller effective population sizes.
Kailey Ferger, Neil D. Tsutsui
wiley   +1 more source

Niche Shifts Induce Major Changes in the Ranges of the World's Worst Invasive Ant Species

open access: yesEcology and Evolution, Volume 15, Issue 7, July 2025.
We detected strong positive associations between their niche and range shifts. Small niche shifts induced large range shifts in them. ABSTRACT Invasive ants have exerted major effects on global ecosystems and economic systems. Therefore, their future niche and range shifts have received more research attention; however, the shifts between their native ...
Qiance Wei   +3 more
wiley   +1 more source

Two New Aphaenogaster Species (Hymenoptera, Formicidae) from Baltic Amber

open access: yesZoodiversity
Aphaenogaster groehni Radchenko, sp. n. and A. ribbeckei Radchenko, sp. n., are described from the Late Eocene Baltic amber, each based on the holotype worker. Aphaenogaster groehni Radchenko, sp. n.
A. G. Radchenko   +2 more
doaj   +1 more source

Primer Frenguelliidae (Insecta: Odonata) del Eoceno de Río Pichileufú, Patagonia, Argentina [PDF]

open access: yes, 2017
Se describe un nuevo género, Treintamilun gen. nov., basado en Treintamilun vuelvenlucha sp. nov. de la localidad de Río Pichileufú (Luteciano), Provincia de Río Negro, Patagonia, Argentina. El nuevo género se asigna a Frenguelliidae.
Petrulevicius, Julian Fernando
core  

Habitat characteristics and nest of the ladybird spider, Eresus kollari (Araneae: Eresidae) in South Korea

open access: yesEcosphere, Volume 16, Issue 7, July 2025.
Abstract Eresus kollari is typically found in dry grasslands and stony steppes; however, in South Korea, it has been primarily found in the humid environments of cemeteries. These spiders have highly localized habitats, and their burrowing and nest‐building habits make them difficult to find and observe in the field.
Jin Hyeok Choi   +3 more
wiley   +1 more source

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