7 Awesome Facts About Stingrays * The largest species of stingray measure 6.5 feet in length and can weigh up to 790 pounds * Stingrays are closely related to sharks * Their long tails usually have a spine and venom * Stingrays eat clams, shrimp, and mussels * Stingrays don't use their eyes to find prey * Stingrays are solitary, but can also live in groups | Frankland Islands

These eyes, colours of the blue spotted Stingray Amazing creatures #scuba #diving #scubadiving 📷 amrsambouk https://www.instagram.com/amrsambouk | Diving Specials

This is the largest stingray in the world. So named for its raisin-sized eyes, it's a species that has evaded scientific study, until now. | National Geographic UK