0:00:00.000,0:00:01.380 Did you guys know that 0:00:01.380,0:00:03.182 chickens are made out of magic? 0:00:03.348,0:00:06.968 (intro music) 0:00:06.968,0:00:08.806 Hey guys! So is a Mercedes-Benz 0:00:08.806,0:00:09.806 like a chicken? 0:00:09.806,0:00:12.346 or is a chicken like a Mercades-Benz? 0:00:12.699,0:00:13.701 Confused? 0:00:13.701,0:00:14.792 Watch this. 0:00:14.792,0:00:23.307 (music) 0:00:23.572,0:00:25.522 Its a new Mercedes-Benz ad 0:00:25.522,0:00:28.368 which features a new stabilization system 0:00:28.368,0:00:30.598 as advanced as a chicken's head. 0:00:30.598,0:00:32.652 These chickens are demonstrating their 0:00:32.652,0:00:34.497 Vestibulo-ocular reflex 0:00:34.497,0:00:36.438 It's the ability that chickens use 0:00:36.438,0:00:38.578 to stabilize their vision while their 0:00:38.578,0:00:39.671 body moves! 0:00:39.963,0:00:41.273 Allow me to demonstrate. 0:00:41.273,0:00:42.663 Stare at this eye while 0:00:42.663,0:00:44.804 moving your head around in circles 0:00:44.804,0:00:46.177 like a crazy person. 0:00:46.177,0:00:47.502 What did you notice? 0:00:47.502,0:00:49.325 While your head moves every which way, 0:00:49.325,0:00:51.233 your eyes stayed in relatively 0:00:51.233,0:00:52.357 the same position. 0:00:52.357,0:00:54.483 this is how we stabilize our eyes 0:00:54.483,0:00:56.478 in order to process an image. 0:00:56.478,0:00:58.423 light shines through our pupil 0:00:58.423,0:01:00.798 into the retina in the back of our eye. 0:01:00.798,0:01:02.648 creating a retinal image. 0:01:02.648,0:01:04.863 If our eyes move too quickly, 0:01:04.863,0:01:07.142 we do not give our eyes enough time to 0:01:07.142,0:01:08.695 process the retinal image. 0:01:08.695,0:01:10.905 Therefore, giving us blurry vision. 0:01:10.905,0:01:12.419 We stabilize our vision 0:01:12.419,0:01:13.409 thorough maintaining 0:01:13.409,0:01:14.522 our eye position 0:01:14.522,0:01:16.715 and chickens stabilize their vision 0:01:16.715,0:01:19.148 through maintaining their head position. 0:01:19.148,0:01:20.184 chickens don't have the 0:01:20.184,0:01:21.904 same ocular motor control as us 0:01:21.904,0:01:24.221 so, they have evolved the muscles 0:01:24.221,0:01:26.299 in their neck and their head 0:01:26.299,0:01:28.200 to stabalize what they see. 0:01:28.200,0:01:30.572 Not only do birds have stabilized heads, 0:01:30.572,0:01:33.395 but other animals do too, like cats. 0:01:33.687,0:01:35.167 It just doesn't look as cool 0:01:35.167,0:01:36.362 When you move them around 0:01:36.362,0:01:38.593 cause chickens have that long neck! 0:01:38.593,0:01:39.687 Alright, well I'll see you 0:01:39.687,0:01:41.204 hairy mammals tomorrow. 0:01:41.204,0:01:42.526 Be sure to check out the other 0:01:42.526,0:01:43.966 episodes over here, 0:01:43.966,0:01:46.096 and don't forget to subscribe! 0:01:46.096,0:01:46.906 Ill see ya! 0:01:46.906,0:01:48.443 Byeeee 0:01:48.763,0:01:50.318 I wanna know what your favorite 0:01:50.318,0:01:51.468 animal eye is! 0:01:51.468,0:01:53.127 Mine is the chameleon. 0:01:55.547,0:01:59.000 (foot steps)