danmaku icon

How were human blood types discovered?

0 ViewNov 15, 2025

warn iconRepost is prohibited without the creator's permission.
creator avatar

Recommended for You

  • All
  • Anime
1:22

It's really great to have a roommate like this.

hanenhuih

6.3K Views

1:56

Coding into poetry, this is probably the ultimate romance of language and mathematics...

tuyalaobai

0 View

3:34

Super cool mechanical series of speed bumps!

jixiepangke

8 Views

3:55

Super cool mechanical series of speed bumps! 7.18

jixiepangke

44 Views

0:34

What should you do if your girlfriend dresses so lightly?

hanenhuih

29 Views

0:37

Top-notch billiards assistant coach

hanenhuih

60 Views

0:45

Demon Slayer ~Kanao Tsuyuri

xiaobanzhuan-

20 Views

1:01

Happiness and Song Yu

yuanyuzhouxiaowu

64 Views

6:07

Human cubs immerse themselves in eating

mileeryuanchuang

32 Views

1:27

Introduction to Traditional Group Farming Culture in Africa

yaki1

11 Views

4:04

Speed bump!! Amazing machinery~

jixiepangke

14 Views

0:45

Happy Moments

kskejishuma

51 Views

4:49

When it comes to matters of right and wrong, men always manage to unite as one.

Qingzhengliyuburuni

7 Views

0:46

The essence of emotional abuse is actually a test of obedience—have you been manipulated?

yeguangbaohe

25 Views

1:56

Introduction to Tequila

yaki1

62 Views

4:18

A bumblebee goes into a honeycomb!

Zhenlibao

1.6K Views

0:24

Watch the video, transcend the video

バレンタイン・zhengyi((_01

41 Views

1:02

The 2023 Top 100 list for Japan has been compiled, and Yua Mikami dominates the top three spots. Her

gloria_bowman_02_01

19 Views

5:41

“So life is as brilliant as a song”

playzhire

70 Views

0:48

Why should we stay away from tiger butts in zoos? A mysterious liquid spurts out of tiger butts.

tanmi

14 Views

Home>How were human blood types discovered?>