Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 6 of 6 for “"Crematogaster"”.
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Prevalence and impacts of ants colonizing active bird nests in Illinois
… sessile, Temnothorax curvispinosus, and Crematogaster cerasi) there was evidence that at least part of their colonies inhabited the nest. Tapioma sessile was the most common species and maintained the largest colonies in nest material. I found that the percentage of forest cover …
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Anting Behavior in Birds: Ant Selection and Effect of ant Chemistry on Feather Ectoparasites
… were preferred and <em>Pheidole</em> and <em>Crematogaster</em> ants were rejected. Preferred ants were significantly more active than ignored ants and lacked aggressive stinging and biting behaviors. Temperature and humidity did not affect anting displays, but significantly less anting …
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Survey of different mealybug species and attending ants and their management in Virginia vineyards
… of the dominant ant genera like Tetramorium, Crematogaster, and Lasius were recorded in the vineyard actively tending and defending the mealybugs and moving them around. Fruit cluster infestation was also higher in the control treatment in comparison to sugar dispenser and ant bait dispenser …
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Effects of pine invasions on ground-dwelling ants on the southern slopes of the Swartberg Mountains
… Camponotus bayneii, Camponotus sp.5, 7, 8 and 9, Crematogaster peringueyi, Pachycondyla pumicoca, Solenopsis punctaticeps and Tetramorium regulare were recorded only in mesic mountain fynbos The most abundant ant guild was the non-dominant generalist (17 species), particularly Pheidole sp. 1# (48 …
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Synthèse et biosynthèse de substances défensives d'insectes
… deux diterpènes isolés des fourmis Crematogaster brevispinosa rochai, sont biosynthétisés selon la voie classique de l’acide mévalonique. Enfin, chez les termites Nasutitermes lujae, les résultats obtenus sont trop préliminaires pour pouvoir tirer de conclusions concernant l’organe …
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Slippery Surfaces and the Biomechanics of Climbing in Macaranga-Ant Mutualisms
This thesis has three data-driven chapters, an introduction, a general methods section and a discussion. The first of the data chapters shows that claws are the essential attachment device used by wax runner ants to climb their host Macaranga trees. When wax runners had their claw tips ablated, …