Same-sex sexual behaviour among mammals is widely observed, yet seldomly reported: Evidence from an online expert survey
PLoS Medicine,
by Karyn A. Anderson, Julie A. Teichroeb, Malcolm S. Ramsay, Iulia Bădescu, Sergi López-Torres, James K.
by Karyn A. Anderson, Julie A. Teichroeb, Malcolm S. Ramsay, Iulia Bădescu, Sergi López-Torres, James K.
長い間、子供を持つことは若者の遊びでした。 古代の記録は少ないものの、研究者らは、人類の歴史のほとんどにおいて、女性は通常、10代後半か20代前半に第一子を妊娠し、 その後すぐに子供を持つのをやめた。 しかし、 最近数十年、世界中の人々、特に 裕福な先進国…
For a long time, having children has been a young person’s game. Although ancient records are sparse, researchers estimate that…
Can humans ever break free of menopause? For a long time, having children has been a young person’s game.