Why is yawning contagious? - Claudia Aguirre (Trimmed to 1:06)

Name: Why is yawning contagious? - Claudia Aguirre (Trimmed to 1:06)
Uploaded: 2026-08-11T06:50:03+00:00
Duration: 66 s
Description: Watch this 1:06 trimmed clip from Unknown Channel. Created with TubeChop - the easiest way to create and share YouTube video clips.

Unknown Channel 1:06 clip 1 hour ago 1 TubeChop view

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0:53 – 1:59 1:06 of 4:29

Original 4:29

Saved Aug 11, 2026