Humans likely evolved precautionary systems designed to minimize the threats to
reproductive fitness posed by highly interdependent ultrasociality. A review of research on …

Although signs of empathy have now been well documented in non-human primates, only
during the past few years have systematic observations suggested that a primal form of …

The “behavioral immune system” is a motivational system that evolved as a means of
inhibiting contact with disease-causing parasites and that, in contemporary human societies …

Like many other animals, human beings engage in behavioral defenses against infectious
pathogens. The behavioral immune system consists of a suite of psychological mechanisms …

pathogens. and bacteria ANIMALS Ants (Chapuisat, ENGAGE line their in many Oppliger,
nests with behaviors Magliano, resins that that & inhibit reduce Christe, the their 2007) …

To maintain sexual reproduction, recombination of good genes through selective mate
choice must achieve a twofold genetic benefit in each generation.“Fragrant” immune genes …

Social Recognition is a fundamental skill that forms the basis of behaviors essential to the
proper functioning of pair or group living in most social species. We review here various …

Tremendous progress has been made in our understanding of the ultimate and proximate
mechanisms underlying social behavior, yet an integrative evolutionary analysis of its …

The regulation of female reproductive behaviors may involve memories of male pheromone
signatures, formed in part by neural circuitry involving the olfactory bulb and hippocampus …

The risk of improbable, uncertain, but grave potential dangers poses unique adaptive
challenges. We argue that to manage such risks, a special motivational system evolved …