It is argued that sex differences in attachment emerge in middle childhood, have
adaptive significance in both children and adults, and are part of sex - specific life history strategies.
The temporal variation hypothesis suggests that song may simply drift or change over time within a population with no
particular adaptive significance and, therefore, different populations with limited gene flow might evolve different song dialects simply by drifting apart [11].
Overall, results corroborated the inference that adjustment is affected by the diverse experiences children encounter in different peer relationships, and that certain relationships have
greater adaptive significance depending on the type of adjustment examined.
This study sheds light on the evolutionary history, and
adaptive significance, of skin pigmentation in humans.
«Killer whales seem to be really motivated to match the features of their social partners,» said Bowles, though
the adaptive significance of the behavior is not yet known.
What is
the adaptive significance and developmental origin of each floral syndrome?
In addition, we are investigating what
the adaptive significance of such neuronal control over protein homeostasis may be for an organism.