黑猩猩 (Pan troglodytes) 是否对虚拟竞争对手有偏好?
Emilie Rapport Munro1, Matthias Allritz2, Kenneth Schweller3
1School of Psychology and Neuroscience, University of St Andrews, St Andrews, Fife, Scotland.
PloS one
|September 9, 2025
概括
黑猩猩 (Pan troglodytes) 没有表现出理解竞争对手的食物偏好以避免冲突. 尽管他们学会使用虚拟代理,但他们随机选择了食物,这表明资源竞争的社会认知存在局限性.
科学领域:
- 灵长类动物的行为
- 动物认知动物的认知能力.
- 社会统治层次的社会统治层次.
背景情况:
- 动物社会通常具有复杂的统治结构.
- 附属个体必须管理与占主导地位的群体成员对资源的竞争,以避免侵略.
- 黑猩猩 (Pan troglodytes) 呈现出多层次的社会体系.
研究的目的:
- 调查黑猩猩是否可以推断和利用竞争对手的食物偏好来选择非有争议的食物.
- 评估黑猩猩在竞争环境中理解和预测他人的行为方面的认知能力.
主要方法:
- 训练了15只黑猩猩与具有已知的食物偏好的虚拟竞争者互动.
- 实验对象为虚拟代理选择了目标,目的是避免竞争对手.
- 为了进行比较,包括一个没有竞争对手偏好信息的控制条件.
主要成果:
- 黑猩猩学会了操作虚拟代理,但并没有根据竞争对手的存在来选择机会水平以上的目标.
- 在测试条件下的性能与对照条件没有显著差异.
- 当目标被虚拟竞争对手"偷走"时,一些黑猩猩表现出丧.
结论:
- 该研究没有发现证据表明黑猩猩使用竞争对手偏好知识来避免资源竞争.
- 潜在的理论和方法因素可能会解释这些发现与其他研究相比.
- 需要进一步的研究才能充分理解黑猩猩的社会认知和竞争回避的细微差别.
相关概念视频
Predator-Prey Interactions
21.1K
Predators consume prey for energy. Predators that acquire prey and prey that avoid predation both increase their chances of survival and reproduction (i.e., fitness). Routine predator-prey interactions elicit mutual adaptations that improve predator offenses, such as claws, teeth, and speed, as well as prey defenses, including crypsis, aposematism, and mimicry. Thus, predator-prey interactions resemble an evolutionary arms race.
21.1K
Mate Choice
11.7K
Mate choice—the decision about whom to mate with—is a type of natural selection, since animals must reproduce to pass down their genes. Mate choice is also called intersexual selection because the behavior occurs between the sexes.
11.7K
Competition
24.3K
When organisms require the same limited resources within an environment, they may have to compete for them. Competition is a net-negative interaction. Even if two competing individuals or populations do not interact directly, the overall fitness of both competitors is lowered as a result of not having full access to the limited resource.
24.3K
Optimal Foraging
13.6K
How animals obtain and eat their food is called foraging behavior. Foraging can include searching for plants and hunting for prey and depends on the species and environment.
13.6K
Evolutionary Psychology
944
Evolutionary psychology explores the origins of human behavior and mental processes by framing them within the context of natural selection, a theory famously propounded by Charles Darwin. This field asserts that many behaviors common across human societies — ranging from instinctive fear reactions to complex social interactions — arose as evolutionary adaptations. These adaptations enhanced the survival and reproductive success of our ancestors, thereby becoming embedded in the...
944
Nonconscious Mimicry
5.1K
Nonconscious mimicry occurs when individuals alter their mannerisms to match the behaviors and expressions of those nearby, without intention.
5.1K


