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  2. Biological interaction - Wikipedia

    en.wikipedia.org/wiki/Biological_interaction

    The black walnut secretes a chemical from its roots that harms neighboring plants, an example of competitive antagonism. In ecology, a biological interaction is the effect that a pair of organisms living together in a community have on each other. They can be either of the same species (intraspecific interactions), or of different species ...

  3. Symbiosis - Wikipedia

    en.wikipedia.org/wiki/Symbiosis

    It is putatively mutually beneficial, but biologists have long debated whether it is mutual selfishness, or simply exploitative. Cleaning symbiosis is well known among marine fish, where some small species of cleaner fish – notably wrasses , but also species in other genera – are specialized to feed almost exclusively by cleaning larger ...

  4. Mutual-benefit nonprofit corporation - Wikipedia

    en.wikipedia.org/wiki/Mutual-benefit_nonprofit...

    A mutual-benefit corporation can be non-profit or not-for-profit in the United States, but it cannot obtain IRS 501 (c) (3) non-profit status as a charitable organization. [1] It is distinct in U.S. law from public-benefit nonprofit corporations, and religious corporations. Mutual benefit corporations must still file tax returns and pay income ...

  5. Mutualism (biology) - Wikipedia

    en.wikipedia.org/wiki/Mutualism_(biology)

    Mutualism (biology) Hummingbird hawkmoth drinking from Dianthus, with pollination being a classic example of mutualism. Mutualism describes the ecological interaction between two or more species where each species has a net benefit. [1] Mutualism is a common type of ecological interaction.

  6. Cooperation (evolution) - Wikipedia

    en.wikipedia.org/wiki/Cooperation_(evolution)

    e. In evolution, cooperation is the process where groups of organisms work or act together for common or mutual benefits. It is commonly defined as any adaptation that has evolved, at least in part, to increase the reproductive success of the actor's social partners. [1] For example, territorial choruses by male lions discourage intruders and ...

  7. Microbial cooperation - Wikipedia

    en.wikipedia.org/wiki/Microbial_cooperation

    Mutually beneficial social interactions provide a direct fitness benefit to both individuals involved, while outweighing any cost of performing the behaviour. In an environment with individual microbes, mutualism is most often performed in order to increase individual fitness benefit.

  8. Collaborative partnership - Wikipedia

    en.wikipedia.org/wiki/Collaborative_partnership

    Collaborative partnerships are agreements and actions made by consenting organizations to share resources to accomplish a mutual goal. Collaborative partnerships rely on participation by at least two parties who agree to share resources, such as finances, knowledge, and people. Organizations in a collaborative partnership share common goals.

  9. Contract curve - Wikipedia

    en.wikipedia.org/wiki/Contract_curve

    In microeconomics, the contract curve or Pareto set [1] is the set of points representing final allocations of two goods between two people that could occur as a result of mutually beneficial trading between those people given their initial allocations of the goods. All the points on this locus are Pareto efficient allocations, meaning that ...