Results 61 to 70 of about 1,159 (157)
Morphological Variance in Mouthparts and Foraging Behavior in Bumblebees [PDF]
Bumblebees (Hymenoptera: Apidae: Bombus) show an incredible degree of size variation within and between species. Individuals from the same hive may vary up to 10-fold in mass.
Lee, Ye Jin
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Comparative Morphology of the Mouthparts in Three Predatory Stink Bugs (Heteroptera: Asopinae) Reveals Feeding Specialization of Stylets and Sensilla [PDF]
Mouthpart structures were observed in three species of Asopinae using scanning electron microscopy to investigate their morphological disparity.
Brożek, Jolanta, Dai, Wu, Wang, Yan
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The biting edge of the primitive arthropod mandible consists of a biting incisor process and a crushing molar process. These structures are thought to be derived from a structure known as an endite but the precise details of this are not understood ...
J. Coulcher, M. Telford
semanticscholar +1 more source
We describe the first Australian Pergidae fossil species, Baladi warru, from McGraths Flat, a newly discovered Miocene Konservat‐Lagerstätte in Australia. The specimen contains pollen grains from Quintianapolis that were imaged with high‐resolution using SEM.
Juanita Rodriguez+4 more
wiley +1 more source
Disentangling the mechanisms by which nitrogen addition affects soil communities and their functioning [PDF]
This thesis aims to explore the impact of nitrogen enrichment on soil communities and their functional dynamics. Specifically, we have investigated the direct effect of nitrogen enrichment on soil community and functioning and indirect effects mediated ...
Nwe, Thu Zar
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Wear Mechanics of the Female Locust Digging Valves: The “Good Enough” Principle
Adult female desert locusts dig underground roughly three‐four times in their lives to lay their eggs, using the two pairs of oviposition valves at the tip of the female's abdomen. This study highlights the evolutionary adaptation of the valve materials to their specific function, suggesting a trade‐off between energetic investment and the sufficient ...
Andre Eccel Vellwock+8 more
wiley +1 more source
Read the free Plain Language Summary for this article on the Journal blog. Abstract From soil to freshwater ecosystems, decomposition can be conceived as the result of interactions between organic matter and a diversity of organisms. This function is driven in part by detritivores, invertebrates that feed on detritus or graze on its associated microbes
Théo Marchand+10 more
wiley +1 more source
Mandibles and labrum-epipharynx of tiger beetles: Basic structure and evolution (Coleoptera, Carabidae, Cicindelitae) [PDF]
: Using for comparison with, and as outgroups for, supertribe Cicindelitae, we describe and illustrate the mandibles and labrum-epipharynx of the basal geadephagans Trachypachus gibbsii LeConte, 1861 (family Trachypachidae), and family Carabidae ...
Acorn, J. H., Ball, G. E., Shpeley, D.
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Plant Silicon Defences Suppress Herbivore Performance, but Mode of Feeding Is Key
The performance of herbivores is influenced by the nutritional and defensive traits of plants, with biogenic silicon being a common anti‐herbivore defence, especially in grasses. Our meta‐analyses of 150 studies revealed that higher silicon levels in plants led to a 33% decline in overall herbivore performance, with chewing herbivores being more ...
Scott N. Johnson+6 more
wiley +1 more source