We learn to follow line-of-sight foveal gaze from a very young age.
Evolutionary advantage - keeps the group alert to danger.
Welcome to beautiful Earth, everyday Russia.
.....just let's stay calm. Momentously calm....
Cool video, thanks Baron Vagabond!
UPDATE - OH NO!
BARON VAGABOND HAS REMOVED THIS WHAT I THOUGHT WAS TERRIFIC UNIQUE YOUTUBE UPLOAD
WOE IS ME UNTIL HOPEFULLY ET COMES BACK - LEAVING A PLEA ON HIS CHANNEL DISCUSSION.....INDEX FINGER TIP GLOWING RED SOMEWHERE OUT THERE!
Update - OH yes!
Thanks Baron for re-posting, hurray i thought i'd never see again....... Awesome unique insight - fun & scary - video.
Update II - OHHH Noooo - original video seems lost forever - hope not
Replacement: Steve Morgan: anti-gravity vacuum filling stuff