HTTYD EXPLAINED: Are Shadow Wings alphas?

What exactly is the mysterious relationship between Shadow Wings and Small Shadows? Email fanart/fanmail: hellofuturemeyt@gmail.com Check out my books: https://www.wattpad.com/user/TimHickson Twitter:   / timhickson1   Facebook:   / hellofutureme   Cool HTTYD shirts! https://www.redbubble.com/shop/how+to... Thanks for watching subfuries!