In the backdrop of the debate on missing women (Oster, 2005), this paper empirically tests for two competing explanations of the increasing sex ratio at birth (SRB) in India: prevalence of hepatitis B and human intervention in the form of sex selective abortion or female infanticide. Estimating a simple model of male-preferring stopping rule using the method of maximum likelihood with data from...

Among domestic dog breeders it is common practice to transfer a domestic dog bitch out of her home environment for mating, bringing her back after the mating. If the home environment contains a male, who is not the father of the foetuses, there is a potential risk of future infanticide. We collected 621 records on mating of 249 healthy bitches of 11 breed-types. The highest proportion of succes...

Common marmoset monkeys (Callithrix jacchus) live in small groups in which, usually, only a single female breeds and all group members provide infant care. When two females breed concurrently, however, they may commonly kill one another's infants, especially during the peripartum period. To investigate the mechanisms underlying infanticide by breeding females, we characterized responses of mult...

OBJECTIVE The difficulties to distinguish between infanticide and murder of the woman own child, experienced by both experts and the court, have been discussed on the example of the psychopathological description of the perpetrator killing five of her children, and data from the literature. CASE This paper describes an extremely rare case of the woman who has killed five of her children immed...