Manta rays have the largest brains of any fish in ocean. Underwater footage has even shown these rays indicating to cleaner fish, such as the sergeant major damselfish, which body parts need attention!
From Great Blue Wild http://bit.ly/3cdOu0k
#GreatBlueWild #SmithsonianChannel
Paramount+ is here! Stream all your favorite shows now on Paramount+. Try it FREE at https://bit.ly/3qyOeOf
Subscribe to The Smithsonian Channel: https://bit.ly/2FE6OSh
Twitter: https://bit.ly/33lH712
Instagram: https://bit.ly/3iw9Iay
Facebook: https://bit.ly/3kkVOZp