RECRUITMENT IN SWARM-FOUNDING WASPS: POLYBIA OCCIDENTALIS DOES NOT ACTIVELY SCENT-MARK CARBOHYDRATE FOOD SOURCES

Recruitment in Swarm-Founding Wasps: Polybia occidentalis Does not Actively Scent-Mark Carbohydrate Food Sources

Scent marking food resources is expected to enhance foraging efficiency reducing search time.Many social bees exhibit this behavior, but scent-marking is absent in social wasps, except for Door Accessories Vespa mandarinia.We tested for scent marking in the swarm-founding wasp, Polybia occidentalis.This wasp has moderately large colonies and utiliz

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Aberrant functional metastability and structural connectivity are associated with rumination in individuals with major depressive disorder

Rumination is a repetitive and compulsive thinking focusing on oneself, and the nature and consequences of distress.It is a core characteristic in psychiatric disorders characterized by affective dysregulation, and emerging evidence suggests that rumination is associated with aberrant dynamic functional connectivity and structural connectivity.Howe

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