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parental care

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Alloparental Care

Overview page. Subjects: Evolutionary Biology.

Alloparental care is parentlike behavior that is typically performed by individuals that are not the parent of the recipient. The term, coined by E. O. Wilson in 1975, was intended ...

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incubation

Overview page. Subjects: Biological Sciences.

1 The process of maintaining the fertilized eggs of birds and of some reptiles and egg-laying mammals at the optimum temperature for the successful development of the embryos....

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innate behaviour

Overview page. Subjects: Zoology and Animal Sciences.

An inherited pattern of behaviour that appears in a similar form in all normally reared individuals of the same sex and species. See instinct.

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maternal behaviour

Overview page. Subjects: Zoology and Animal Sciences.

An aspect of parental care, confined (by convention) to female mammals that suckle their young from specially developed mammary glands. Maternal behaviour is that behaviour, exhibited by...

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Maternal-Fetal Conflict

Overview page. Subjects: Evolutionary Biology.

As David Haig (1993) pointed out, “The most intimate of human relationships is that between a mother and her fetus.” Traditional views of pregnancy have emphasized the harmonious aspects of...

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ontogeny

Overview page. Subjects: Zoology and Animal Sciences.

The development of an individual from fertilization of the egg to adulthood.

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parent–Offspring Conflict

Overview page. Subjects: Genetics and Genomics — Evolutionary Biology.

The proposal by David Haig that competition between the sexes occurred during the evolution of placental mammals. This resulted in a compromise between the robustness of the offspring...

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parental investment

Overview page. Subjects: Psychology.

Any contribution that a parent makes towards an individual offspring that increases the offspring's chances of survival and reproduction at the cost of the parent's ability to contribute to...

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polygamy

Overview page. Subjects: Religion.

[Ge]

A form of marriage in which a person may have two or more spouses simultaneously.

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sexual behaviour

Overview page. Subjects: Zoology and Animal Sciences.

All behaviour leading to the fertilization of eggs by sperm. Once fertilization has taken place, there may be further sexual behaviour directed towards further fertilizations, or there may...

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