The 10 Smartest Animals on Earth, Ranked by Science 🧠

Which animals are really the smartest? We count down 10 of them, from rats that laugh to crows that make tools, and every reason comes from real experiments. The ranking is ours: tell us yours in the comments! 0:00 Intro 0:50 #10 Rat 1:34 #9 Pig 2:05 #8 Honeybee 2:48 #7 Parrot 3:29 #6 Dog 4:06 #5 Elephant 4:46 #4 Dolphin 5:24 #3 Octopus 6:11 #2 Chimpanzee 6:48 #1 ??? 7:41 Recap Footage: AkikoCampbell, Alexas_Fotos, Andisusanto, Barni1, BlenderTimer, Claudia14, Eaktas06, Engin_Akyurt, EqualStock, FlickrVideos, InsaPictures, InspiredImages, Jackdrafahl, JonathanPayne, Juncala, Kaffeesüchtig, Kanenori, KunalKapoor7, LisaOlivia, Marsel_beijing, MountainDweller, MurrrPhoto, NguyenTham_NTB, NickyPe, Orioto, RebeccasPictures, Roque_dg, RoyBuri, TRAPHITHO, Teshy, Windbird, adege, alexman89, arhnue, balouriarajesh, brixiv, chacha8080, danydory, edmondlafoto, extemporalist, gammeholton84, gerritbril, jersnav, juwelfahim48, makabera, md579, mike-media, naveenmanohar, niki_emmert, nuwaus, oleg_golovin, robert_arangol, seyhmuskino, sharkolot, tahagem_nin, u_5zxqd0533a, u_elrfh70smu, xBriantcx #animals #animalfacts #science