Many people struggle to control their food intake and bodyweight. This is often interpreted as
evidence that humans are generally predisposed to consume food when it is available …

A variety of stressful experiences can influence the ability to form and subsequently inhibit
fear memory. While nonsocial stress can impact fear learning and memory throughout the …

In most mammals, including humans, the postnatal acquisition of normal social and
nonsocial behavior critically depends on interactions with peers. Here we explore the …

The tendency for cohabiting mammals to organise themselves into dominance hierarchies is
a well-documented phenomenon and has consistently been linked to the activity of …

In this study, we investigated the effect of social environment on circadian patterns in activity
by group housing either six male or six female mice together in a cage, under regular light …

Adding environmental enrichments to a previously resource-poor cage or enclosure can
sometimes cause elevated aggression in socially housed animals, due to competition over …

Inbred strains of mice, such as C57Bl/6, have become preferred animal models for
neurobehavioral studies. A main goal in creating inbred lines is to reduce the effects of …

Genomic imprinting, the epigenetic process by which transcription occurs from a single
parental allele, is believed to influence social behaviors in mammals. An important social …

Dominance hierarchy exists in social animals and shows profound impacts on animals'
survival, physical and mental health, and reproductive success. Aggressive interaction, as …

Indirect genetic effects (IGEs; the heritable influence of one organism on a conspecific) can
affect the evolutionary dynamics of complex traits, including behavior. Voluntary wheel …