All Videos Channels
  2. Ask Dr. Nandi: Why is yawning so contagious?

    Ask Dr. Nandi: Why is yawning so contagious?

    17
  3. The big tiger snorted，I've heard that yawning is contagious

    The big tiger snorted，I've heard that yawning is contagious

    2
  4. The big tiger snorted，I've heard that yawning is contagious

    The big tiger snorted，I've heard that yawning is contagious

    18
  5. Why is Yawning Contagious??

    Why is Yawning Contagious??

    5
  6. "Why Are Yawns So Contagious? 😴🧠 The Weird Brain Science!"

    "Why Are Yawns So Contagious? 😴🧠 The Weird Brain Science!"

    6
  9. 19_ Yawning is actually contagious

    19_ Yawning is actually contagious

    4
  12. LION YAWNING FOR 20 SECONDS STRAIGHT!! CRAZY FOOTAGE TAKEN ALL BY MY DAD! Paradise Wildlife Park!!

    LION YAWNING FOR 20 SECONDS STRAIGHT!! CRAZY FOOTAGE TAKEN ALL BY MY DAD! Paradise Wildlife Park!!

    2
  13. Pet dog 'catches' human yawn

    Pet dog 'catches' human yawn

    212K
  16. Yawnology: The Ripple Effect of a Contagious Connection

    Yawnology: The Ripple Effect of a Contagious Connection

    18
  17. cat's contagious yawn| cat yawning will make you yawn

    cat's contagious yawn| cat yawning will make you yawn

    25
  18. Yawning is contagious, even from humans to dogs. Confirmed theory...

    Yawning is contagious, even from humans to dogs. Confirmed theory...

    12
  19. Contagious Farting

    Contagious Farting

    25
    2
    7
Prev Next