english.elpais.com
The Evolutionary Origins of Kissing
A new study proposes that kissing evolved from a primate grooming practice. The study explores various theories about the origin of kissing and discusses the impact of culture on its development.
English
Spain
LifestyleCultureEvolutionGroomingOriginsKissing
University Of WarwickUniversity Of CopenhagenEl País
Adriano R. LameiraSheril KirshenbaumTroels Pank ArbøllDiego Figuera
- How did the loss of fur in humans influence the evolution of kissing?
- The study suggests that as humans lost their fur, the hygienic function of grooming was lost, leading to the ritual being condensed into the modern-day kiss. The kiss became a symbolic representation of the original grooming behavior.
- How has culture influenced the evolution and interpretation of kissing?
- The cultural development of kissing is significant; while rooted in a primal grooming behavior, the form and interpretation of a kiss are greatly shaped by cultural norms and individual experiences. Kissing is a blend of nature and culture.
- What is the main hypothesis proposed in the new study about the origin of kissing?
- A new study suggests that kissing evolved from a primate grooming practice where apes used their lips to remove debris from their companions' fur. Humans inherited this behavior, which over time transformed into the romantic and affectionate act we know today.
- What are some critiques of the new study's hypothesis about the origins of kissing?
- While the grooming origin hypothesis is interesting, other experts note that the practice of kissing has had a complex history and has varied across different cultures and times. Therefore, a single explanation may not fully capture its evolution.
- What are some alternative theories regarding the origins of kissing, and why are they considered less convincing by the author?
- Several theories exist about the origins of kissing, including attraction, smell compatibility, premastication, and breastfeeding. However, the study finds the grooming theory best explains the form, function, and context of kissing.