Nature and Us's video: 10 of the SMARTEST ANIMALS ON EARTH - 4K Ultra HD

10 of the SMARTEST ANIMALS ON EARTH is filmed in stunning 4K, Ultra HD, and features incredible facts and footage proving that humans aren't the only intelligent creatures on Earth. So who are the smartest animals? Here are some of the contenders: 0:00​​​​ - Intro 0:14​​ - Pig 0:39​​ - Chimpanzee 1:05​​ - Crow 1:29​​ - Dolphin 1:54​​ - Rat 2:19​​ - Elephant 2:44​​ - Octopus 3:09​​ - Parrot 3:34​ - Squirrel 3:59​ - Dog If you like our series of wildlife documentaries, let us know in the comments below, and we will aim to do more and please subscribe and share – we'd be very grateful. We'd also really appreciate it if you'd please consider supporting the ongoing future of this channel by visiting our partner site at: https://www.redbubble.com/people/NotGivingUp/shop?asc=u