What Is the Evolutionary Explanation for Romantic Kissing?

Jolly Heretic Merchandise: https://www.etsy.com/fi-en/shop/TheJollyHeretic?ref=simple-shop-header-name&listing_id=1260908369

Sign up for my course at Gegen Uni here: https://gegenuni.de/kurse/sociobiology-kurs/
Live: Mondays/ Thursdays 7pm UK time (Go INTO channel due to YT suppression!)
Send a Superchat here: https://entropystream.live/thejollyheretics
Send a donation here: https://entropystream.live/jollyheretic
Send Bitcoin here: bc1qq8hgq64g279tlrg5jkedm2xka53aggp3mn3hqa
Superchat/donate: https://odysee.com/@JollyHeretic:d
Fund me here: https://www.subscribestar.com/dr-edward-dutton
Subscribe on Bitchute (free speech – good) https://www.bitchute.com/channel/1MUVaTZWgbLj/
Live streams are uploaded to Bitchute and Odysee
https://odysee.com/@JollyHeretic:d
https://odysee.com/@JollyHeretic:0
Follow me on Twitter @jollyheretic
https://edwarddutton.com/
Warning: The community servers linked below are not some promised land of mature and rigorous intellectual debate:
Minecraft: UBERSOY.mcserver.at
https://matrix.to/#/#jolly-heretic:matrix.org
https://t.me/jollyheretic
https://discord.gg/E4X9vwKKrg

Buy my books here:
https://www.amazon.co.uk/Edward-Dutton/e/B001JS8MKW?ref=sr_ntt_srch_lnk_1&qid=1572295114&sr=8-1