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Animal infanticide is studied in zoology, specifically in the field of ethology. Ovicide is the analogous destruction of eggs. The practice has been observed in many species throughout the animal kingdom, especially primates (primate infanticide) but including microscopic rotifers, insects, fish, amphibians, birds and mammals. [3]
The most immediate and obvious form of protection against infanticide is physical defense wherein mothers either directly prevent aggressive acts toward their offspring or recruit other individuals for assistance. Female primates have been observed to actively defend territory from potentially infanticidal females, as seen in chimpanzees. [19]
To investigate living environment effects, female gerbils in three housing groups (FH-family housed, PH-pair mate housed, and SH- singly housed) were observed and compared to each other. Unfamiliar pups were placed in a cage with each female to observe any infanticide response. Following the pup test samples of prolactin and progesterone were ...
Infanticide (or infant homicide) is the intentional killing of infants or offspring. Infanticide was a widespread practice throughout human history that was mainly used to dispose of unwanted children, [1]: 61 its main purpose being the prevention of resources being spent on weak or disabled offspring.
The Bible contains several episodes of children being eaten by their own mothers and sometimes fathers during severe famines. [4] Possibly the most well known of them is about two women who made a survival pact during a siege of Samaria: "first they will kill and eat one woman's son, then the other's". After the first child had been eaten ...
Some animals starve to death shortly after birthing their young while others are eaten by their own young -- but these mothers make the ultimate sacrifice. Click through for 10 animal mothers that ...
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It may be that altricial strategies in mammals, in contrast, develop in species with less migratory and more territorial lifestyles, such as Carnivorans, the mothers of which are capable of bearing a fetus in the early stages of development and focusing closely and personally upon its raising, as opposed to precocial animals which provide their ...