Comparison of Protein and Carbohydrate Consumption and Processing in Emerging Workers, Gynes and Males of the Wasp Polistes metricus

Autor: Judd, Daniel R. Gay, Timothy M.
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Insects; Volume 14; Issue 7; Pages: 617
ISSN: 2075-4450
DOI: 10.3390/insects14070617
Popis: There is growing evidence that paper wasps’ (Polistes’) fate as workers or reproductive females (gynes) is affected by cues that exist at the larval stage and during eclosion. The nutritional requirements for workers and gynes are different early in their adult lives. Males are short-lived and have different nutritional needs than females. To determine the relative importance of larval and adult cues, we reared Polistes metricus individuals from prepupae to adults isolated from known environmental cues shown to affect caste differentiation. Individuals were given access to two foods with different ratios of protein and carbohydrates. Levels of protein, amino acids, carbohydrates and lipids were measured after the feeding trials. If larval experience drove feeding behavior in adults, we expected to see differences in protein and carbohydrate intake as well as differences in nutrient levels. Females showed no differences in feeding or nutrient levels. Males had lower levels of protein and amino acids than females but had similar feeding results to females.
Databáze: OpenAIRE
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