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Animals must live in kin-groups during part of the game for the opportunity for this altruistic sacrifice ever to take place. Games must take into account inclusive fitness. Fitness function is the combined fitness of a group of related contestants – each weighted by the degree of relatedness – relative to the total genetic population.
Game (hunting) Common pheasant, widely introduced and hunted as game. Game or quarry is any wild animal hunted for animal products (primarily meat ), for recreation ("sporting"), or for trophies. [ 1] The species of animals hunted as game varies in different parts of the world and by different local jurisdictions, though most are terrestrial ...
Cryptids are animals that cryptozoologists believe may exist somewhere in the wild, but whose present existence is disputed or unsubstantiated by science.Cryptozoology is a pseudoscience, which primarily looks at anecdotal stories, and other claims rejected by the scientific community.
Tool use by non-humans. Tool use by non-humans is a phenomenon in which a non-human animal uses any kind of tool in order to achieve a goal such as acquiring food and water, grooming, combat, defence, communication, recreation or construction. Originally thought to be a skill possessed only by humans, some tool use requires a sophisticated ...
Play (activity) Play is a range of intrinsically motivated activities done for recreational pleasure and enjoyment. [ 1] Play is commonly associated with children and juvenile-level activities, but may be engaged in at any life stage, and among other higher-functioning animals as well, most notably mammals and birds .
In evolutionary biology, mimicry is an evolved resemblance between an organism and another object, often an organism of another species. Mimicry may evolve between different species, or between individuals of the same species. In the simplest case, as in Batesian mimicry, a mimic resembles a model, so as to deceive a dupe, all three being of ...
Wildlife. A lion ( Panthera leo ). Lions are an example of Charismatic megafauna, a group of wildlife species that are especially popular in human culture. Wildlife refers to undomesticated animal species, but has come to include all organisms that grow or live wild in an area without being introduced by humans. [ 1]
The game of chicken, also known as the hawk-dove game or snowdrift game, [ 1] is a model of conflict for two players in game theory. The principle of the game is that while the ideal outcome is for one player to yield (to avoid the worst outcome if neither yields), individuals try to avoid it out of pride, not wanting to look like "chickens."