https://en.wikipedia.org/wiki/Homosexual_behavior_in_animals#Penguins
ref - https://www.reddit.com/r/todayilearned/comments/f0ee72/til_that_when_british_scientists_discovered/
origin - https://www.pipiscrew.com/?p=16905 when-british-scientists-discovered-homosexual-behavior-in-penguins-in-1911-they-were-so-shocked-that-they-published-the-study-in-greek-so-it-would-remain-accessible-to-only-a-few-scientists