Animals are by nature seasonal creatures: Deer mate during the fall, so their fawns are born just in time for the spring season when food becomes more abundant. Polar bears look for mates during late spring and early summer and give birth to cubs between December and January. But what about humans? After all, humans have sex throughout the year, without worrying whether their babies will have enough food to survive the winter. This heat map created by Visme , based on the latest UN data on live births , reveals a surprising link not only between peak birth months and seasons, but also between peak birth months and latitude which is the distance north or south of the equator, measured in degrees :.
Humans are pretty unusual in having sex throughout the year rather than saving it for a specific mating season. By Luis Villazon. There are exceptions, though. Most dog breeds go into heat twice a year and many rodents reproduce almost continuously through the year. In some primates, social factors are more important than food availability.
Aimed at integrating cutting-edge psychological science into the classroom, Teaching Current Directions in Psychological Science offers advice and how-to guidance about teaching a particular area of research or topic in psychological science that has been the focus of an article in the APS journal Current Directions in Psychological Science. Current Directions is a peer-reviewed bimonthly journal featuring reviews by leading experts covering all of scientific psychology and its applications and allowing readers to stay apprised of important developments across subfields beyond their areas of expertise. Its articles are written to be accessible to nonexperts, making them ideally suited for use in the classroom.
Skip to search form Skip to main content. Buss Published DOI: These include strategies of deception, sexual exploitation, and sexual infidelity as well as anti-exploitation defenses such as commitment skepticism and emotions such as sexual regret and jealousy. View PDF. Save to Library.