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Children who live with both their natural (biological) parents are at low risk for abuse. The risk increases greatly when children live with step-parents or with a single parent. Children living without either parent (foster children) are 10 times more likely to be abused than children who live with both biological parents. [citation needed]
California ground squirrel, one species known to show infanticide behaviour. Infanticide is the termination of a neonate after it has been born, and in zoology this is often the termination or consumption of newborn animals by either a parent or an unrelated adult.
Within five months of a tigress giving birth, she may become receptive again if her first litter is lost, and for this reason wandering males may commit infanticide. [5] In fear of infanticide, female jaguars will not tolerate the presence of any male, even the father of the litter, once she gives birth to her cubs.
Similar to promiscuous mating, female primates are proceptive during the first and second trimester of pregnancy in order to increase paternity confusion of their offspring. [26] Finally, in multi-male multi-female groups, female synchrony, in which females are all fertile at the same time, can prohibit the dominant male from monopolizing all ...
During a pregnancy, prenatal genetic screening and diagnostic testing can determine whether a fetus is healthy, or whether it has certain genetic disorders or anomalies. Health care providers can ...
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 ...
The larval stage of insect development is considered by some to be a form of altricial development, but it more accurately depicts, especially amongst eusocial animals, an independent phase of development, as the larvae of bees, ants, and many arachnids are completely physically different from their developed forms, and the pre-pupal stages of ...
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