Monogamy
8:41
Monogamy
1.2M viewsJun 4, 2012
YouTubeSciShow
Human Fertilization
4:21
Human Fertilization
1.4M viewsSep 4, 2008
YouTubeTeencompanion
Copulate Meaning
0:24
Copulate Meaning
9.6K viewsApr 12, 2015
YouTubeSDictionary
Understanding Consent
3:03
Understanding Consent
300.9K viewsFeb 15, 2017
YouTubeTeaching Sexual Health Alberta Health Services
Human Reproduction
2:16
Human Reproduction
227.1K viewsJun 6, 2015
YouTubestonemediapros
Rx PLUS - SPECIALS; ROBUST EXTREME
2:27
Rx PLUS - SPECIALS; ROBUST EXTREME
420.1K viewsJun 22, 2016
YouTubeteamgenrx
How To Have Intercourse
2:46
How To Have Intercourse
190.1K viewsMay 6, 2012
YouTubehowtohaveintercourse
3:21
11 Differences Between Dating & Marriage
2.1M viewsDec 24, 2013
YouTubeTreePotatoes
0:54
Bonobos Prefer “Jerks” Over Helpers
19.3K viewsJan 5, 2018
YouTubeScientific American
4:41
8 Psychological Facts About Sex
2.8M viewsMay 21, 2021
YouTubePsych2Go
7:01
Mating Between Species. Bonds - Part 4
6.9K viewsDec 25, 2018
YouTubeTerra Films TV
1:12:57
Human Mating Behavior (HSCT #109)
13.5K viewsOct 30, 2017
YouTubeTexas Environmental Science Institute
1:03
Walrus having intercourse, copulating
113.1K viewsMay 19, 2012
YouTubeHasan Abdessamad, MD, FRCSC, FACOG
56:39
Evolution Why Sex Pbs Documentary
69.7K viewsMay 23, 2015
YouTubeTina Tomas
7:13
Mating Between Species. Bonds - Part 1
19.3K viewsDec 4, 2018
YouTubeTerra Films TV
4:34
Planet Humans | The Mating Ritual
202.6K viewsJun 26, 2017
YouTubeKensington Church
4:39
Sexual Selection Explained: Evolution 101
172.2K viewsJul 28, 2016
YouTubePatrick Explores
2:00
Benefits of Exercise
1.2K viewsDec 27, 2016
YouTubeMayo Clinic Health System
4:36
Social Security Spousal Benefits: The Easy Calculation
29K viewsMar 1, 2021
YouTubeDevin Carroll, CFP®
54:26
Human Reproduction l Lecture 1 l Biology l NEET
237K viewsJun 16, 2020
YouTubeBiomentors Classes Online
1:35
Timed or scheduled sexual intercourse
1.3M viewsMar 11, 2019
YouTubeInstituto Bernabeu
11:13
Tutorial: Lovemaking with integrated de-armouring (Couples version)
164.5K viewsSep 8, 2019
YouTubeThe Gaia Method
14:35
Social Security Spousal Benefits: The Complete Guide
464.1K viewsMar 11, 2019
YouTubeDevin Carroll, CFP®
10:49
Friends with Benefits Rules for Guys
225.9K viewsMay 30, 2021
YouTubeemlovz • Dating & Relationship Coach for Men
9:09
Top 8 Benefits of Taking Collagen Supplements | Doctor ER
730.1K viewsFeb 24, 2021
YouTubeDoctor ER
6:16
Insect Mating - Everything You Need to Know | Love Nature
358K viewsFeb 26, 2019
YouTubeLove Nature
1:49
How to Be Friends with Benefits
61.6K viewsMay 9, 2013
YouTubeHowcast
56:31
Animals Mating || Amazing Wildlife Mating Documentary
81.8K viewsJul 12, 2017
YouTubeEric Willard
7:07
National Geographic explains the biology of homosexuality
1M viewsFeb 5, 2009
YouTubedianegosh
14:42
The Evolution of Human Sexuality - 1 of 4
3.9K viewsOct 2, 2011
YouTubeGerold Firl
See more