Whale sharks are many things their appearance is one of them their diet or what they eat and that their vulnerable. Appearance their HUGE in appearance they are huge literally. Their appearance is key because whale sharks big ginormous creatures, also have checkerboard so their more visible. whale sharks are special for what they eat because they're so big but eat so little. Another thing is they're in danger and vulnerable because people hunt them. Good thing you still see them in action, where you may ask around the Gulf of Mexico mostly and some here and there by Florida. They’re limited do it why you can. You can also swim with them if you'd like to. To find more information on this animal go to a-z animals reader.