Parental investment, in evolutionary biology and evolutionary psychology, is any parental expenditure (e.g. time, energy, resources) that benefits offspring...
64 KB (8,213 words) - 08:49, 4 September 2024
matriphagy is an extreme form of parental care but is highly related to extended care in the Funnel-web spider, parental investment in caecilians, and gerontophagy...
29 KB (3,488 words) - 18:17, 13 May 2024
Parental care refers to the level of investment provided by the mother and the father to ensure development and survival of their offspring. In most birds...
28 KB (4,106 words) - 16:15, 5 January 2024
Parental care is a behavioural and evolutionary strategy adopted by some animals, involving a parental investment being made to the evolutionary fitness...
53 KB (6,929 words) - 01:46, 3 September 2024
Clownfish (section Parental investment)
generally less preference for parental behavior than males. All these suggest that males have increased parental investment towards eggs compared to females...
37 KB (3,323 words) - 06:07, 23 September 2024
Mating preferences (section Parental investment)
to address this. Parental investment does not explain the interest in the ability to provide resources since the parental investment in long-term mating...
26 KB (3,768 words) - 17:02, 6 June 2024
Grandmother hypothesis (section Parental investment)
an opportunity for selection to favor the grandmother hypothesis. Parental investment, originally put forth by Robert Trivers, is defined as any benefit...
25 KB (3,141 words) - 17:02, 29 June 2024
Fisher's principle (section Parental investment)
before the end of the period of parental care – there is a higher rate of male births to equalise parental investment in each sex. Fisher's principle...
12 KB (1,527 words) - 09:49, 1 July 2024
(discriminative choice of mating partners). Life history theory (that includes Parental Investment Theory) provides an explanation for the above mechanisms and strategies...
74 KB (7,923 words) - 20:03, 20 September 2024
much parental investment is expected of the male, and provided research support for her hypotheses. When men expect to provide a high level of parental investment...
36 KB (4,271 words) - 14:34, 16 September 2024
Utetheisa ornatrix (section Parental investment)
Utetheisa ornatrix, also called the ornate bella moth, ornate moth, bella moth or rattlebox moth, is a moth of the subfamily Arctiinae. It is aposematically...
32 KB (3,827 words) - 21:03, 13 August 2024
sociality: parental investment. Parental investment is any expenditure of resources (time, energy, social capital) to benefit one's offspring. Parental investment...
29 KB (3,105 words) - 03:22, 20 June 2024
Human mating strategies (section Parental investment)
particular, Robert Trivers' concept of parental investment. Trivers defined parental investment as "any investment by the parent in an individual offspring...
150 KB (17,402 words) - 05:52, 22 August 2024
Paternal care (redirect from Paternal investment)
In biology, paternal care is parental investment provided by a male to his own offspring. It is a complex social behaviour in vertebrates associated with...
57 KB (6,706 words) - 21:53, 10 July 2024
Psychological adaptation (section Parental investment)
possessive techniques such as holding her hand in public. With regards to parental investment, males are much more wary when investing in offspring as they cannot...
27 KB (3,422 words) - 08:07, 12 September 2024
marriage patterns, promiscuity, perception of beauty, bride price, and parental investment. The theories and findings of evolutionary psychology have applications...
163 KB (18,786 words) - 19:38, 19 September 2024
Helpers at the nest (section Parental investment)
will need when they subsequently reproduce, as a result of staying in the parental nest. Kin selection: since subsequent litters or broods from the same parents...
13 KB (1,714 words) - 13:07, 13 August 2023
gender discrimination theory, the gender essentialism theory and the parental investment theory. This theory suggests that a patriarchal kinship system, prevalent...
15 KB (1,743 words) - 20:05, 13 February 2024
Sociosexuality (section Parental investment theory)
higher-than-expected offspring sex ratio (more sons). According to the parental investment theory, the gender that invests more in offspring tends to be more...
25 KB (2,861 words) - 15:58, 21 May 2024
Robert L. Trivers presented his parental investment theory. Trivers defined parental investment as any investment made by the parent that benefits his...
77 KB (9,682 words) - 14:31, 26 August 2024
mates and parenting skills. Such parental influences lead to the theories of inclusive fitness as well as parental investment in illustrating the roots of...
10 KB (1,400 words) - 17:03, 4 April 2024
as a function of lifetime parental investment. Parental investment was defined by Robert Trivers in 1972 as "any investment by the parent in an individual...
107 KB (13,874 words) - 20:20, 5 February 2024
fitness, especially parental investment theory. They argue that human child rearing is so prolonged and costly that "a parental psychology shaped by...
47 KB (5,878 words) - 21:27, 25 July 2024
has been linked with females' higher parental investment and the lack of guarantee of male parental investment, although evolutionary science cannot...
30 KB (3,687 words) - 15:10, 20 September 2024
individual parental investment of r-strategists, or on a reduced quantity of offspring with a corresponding increased parental investment of K-strategists...
30 KB (3,152 words) - 15:45, 9 September 2024
differences in optimal parental investment (PI) in an offspring from the standpoint of the parent and the offspring. PI is any investment by the parent in an...
25 KB (3,328 words) - 16:57, 6 April 2024
349–368, doi:10.1038/hdy.1948.21, PMID 18103134 Trivers, R.L. (1972). Parental investment and sexual selection. In B. Campbell (Ed.), Sexual selection and...
128 KB (13,928 words) - 02:03, 3 September 2024
females as possible outside of a pair bond relationship because their parental investment is lower, meaning they can copulate and leave the female with minimum...
26 KB (3,160 words) - 01:09, 3 September 2024
child. The equivalent term in evolutionary biology is bi-parental care, where parental investment is provided by both the mother and father. The original...
10 KB (1,237 words) - 13:29, 30 July 2024