Results 211 to 220 of about 823,663 (298)

Assessing Predator Activity on Clay Models in Response to Common Insecticides in Turfgrass

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Insecticides exhibited clear but time‐dependent effects on predatory activity, as reflected by impression types and density on clay models in turfgrass. Certain insecticides (bifenthrin, and in some cases acephate + imidacloprid, imidacloprid, chlorantraniliprole, and tetraniliprole) reduced total impressions shortly after application and again later ...
Mahesh Ghimire, Shimat V. Joseph
wiley   +1 more source

Dead ringer acts as a major regulator of juvenile hormone biosynthesis in insects. [PDF]

open access: yesPNAS Nexus
Kayukawa T   +7 more
europepmc   +1 more source

Corpses as Repositories of Information and Funerals as Information Centres: Why Natural Selection Favours the Bereaved

open access: yesEthology, EarlyView.
Corpses are repositories of information about the cause of death. The distress of the bereaved acts as an honest signal drawing conspecifics to the body, enabling them to learn quickly about the death, adapt their behaviour, and spread knowledge of threats across multiple social levels.
Jacob Dembitzer, Dror Ben‐Ami
wiley   +1 more source

The Company We Keep: Effects of Different Social Environments on Male Guinea Pig Behaviour and Hormones Over the Course of the Ontogeny

open access: yesEthology, EarlyView.
To examine how their behaviour and hormones change over different life phases, male guinea pigs experienced two different social environments from juvenility to adulthood. Only one environment contained social stimulation by unfamiliar conspecifics. Although no differences in testosterone and cortisol concentrations were found, it was interesting that ...
Maximilian Baldy, Sylvia Kaiser
wiley   +1 more source

Juvenile hormone as a key regulator for asymmetric caste differentiation in ants. [PDF]

open access: yesProc Natl Acad Sci U S A
Li R   +9 more
europepmc   +1 more source

From Social Experience to Social Behaviour: Hormonal and Behavioural Phenotypes During Adolescence in Male Guinea Pigs

open access: yesEthology, EarlyView.
To investigate how different social environments during adolescence influence hormones and behaviour, adolescent male guinea pigs were pair‐housed with a female either with or without additional social stimulation through repeated brief encounters with unfamiliar conspecifics.
Melanie Gleske   +3 more
wiley   +1 more source

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