Search results
Results from the WOW.Com Content Network
A mammal in which males remain as care helpers. [10] Male mammals employ different behaviors to enhance their reproductive success (e.g. courtship displays, mate choice). However, the benefits of paternal care have rarely been studied in mammals, largely because only 5-10% of mammals exhibit such care (mostly present in primates, rodents and ...
Parental care is a behavioural and evolutionary strategy adopted by some animals, involving a parental investment being made to the evolutionary fitness of offspring. Patterns of parental care are widespread and highly diverse across the animal kingdom. [1] There is great variation in different animal groups in terms of how parents care for ...
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, parents invest profoundly in their offspring as a mutual effort, making a majority of them socially monogamous for the duration of the breeding season. This happens regardless of whether ...
The commitment to childcare demonstrated by owl monkey fathers is admittedly not the norm amongst mammals (only one in ten species exhibit direct male care) but once females are liberated from the ...
A human mother feeding her child. Parental investment, in evolutionary biology and evolutionary psychology, is any parental expenditure (e.g. time, energy, resources) that benefits offspring. [1][2] Parental investment may be performed by both males and females (biparental care), females alone (exclusive maternal care) or males alone (exclusive ...
Social monogamy in mammalian species. Social monogamy in mammals is defined as sexually mature adult organisms living in pairs. [ 1 ] While there are many definitions of social monogamy, this social organization can be found in invertebrates, reptiles and amphibians, fish, birds, mammals, and humans. [ 2 ]
Maternal behavior in vertebrates. Vertebrate maternal behavior is a form of parental care that is specifically given to young animals by their mother in order to ensure the survival of the young. [1] Parental care is a form of altruism, which means that the behaviors involved often require a sacrifice that could put their own survival at risk. [1]
Bi-parental care may occur when there is a lower chance of survival of the offspring without male care. The evolution of this care has been associated with energetically expensive offspring. [16] Bi-parental care is exhibited in many avian species. [13] In these cases, the male has a greater chance to increase his own fitness by seeing that his ...