parent-offspring conflict

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• Parent-offspring conflict — is a term used to signify the evolutionary conflict arising from differences in optimal fitness of parents and their offspring. While parents tend to maximize the number of offspring, the offspring can increase their fitness by getting a greater… …   Wikipedia

• Parent — A parent is a father or mother; one who sires or gives birth to and/or nurtures and raises an offspring. The different role of parents varies throughout the tree of life, and is especially complex in human culture. Mother A mother is the… …   Wikipedia

• Offspring — This article is about a biological term. For the punk rock band, see The Offspring. For other uses, see Offspring (disambiguation). A frog in frogspawn. In biology, offspring is the product of reproduction, of a new organism produced by one or… …   Wikipedia

• Sexual conflict — occurs when the two sexes have conflicting optimal fitness strategies concerning reproduction, leading to evolutionary arms race between males and females. It has primarily been studied in animals, though it can in principle apply to any sexually …   Wikipedia

• Da'an (Earth: Final Conflict) — This article is about the Earth: Final Conflict character. For other uses, see Daan. Da an Earth: Final Conflict character Da an …   Wikipedia

• Evolutionary psychology — (EP) attempts to explain mental and psychological traits such as memory, perception, or language as adaptations, that is, as the functional products of natural selection or sexual selection. Adaptationist thinking about physiological mechanisms,… …   Wikipedia

• Inclusive fitness — There are a few definitions of Inclusive fitness (IF), but one (that, according to Oli, 2003 is not consistent with W. D. Hamilton s first description), is the sum of the direct and indirect fitness effects of an individual s behaviors, where the …   Wikipedia

• Infanticide (zoology) — In animals, infanticide involves the killing of young offspring by a mature animal of its own species, and is studied in zoology, specifically in the field of ethology. Ovicide is the analogous destruction of eggs. Although human infanticide has… …   Wikipedia

• Investissement parental — Dans la biologie de l évolution, Trivers[1] fut le premier à définir le terme d investissement parental (IP) comme tout investissement par le parent dans une descendance individuelle qui en augmente la chance de survie (et par là la réussite de… …   Wikipédia en Français

• Parental investment — For theory that females invest more energy into producing child, see Bateman s principle. For cost of raising a human child, see Cost of raising a child. A female Calliope Hummingbird feeding her chicks In evolutionary biology, parental investme …   Wikipedia

• Origins of society — The origins of society the evolutionary emergence of distinctively human social organization is an important topic within evolutionary biology, anthropology, prehistory and palaeolithic archaeology.[1][2] While little is known for certain,… …   Wikipedia