


When Viggo sets out to find a Skrill, he also directs Hiccup and Toothless to a cold and snowy island. There's a lot of evidence for this! Skrills are shown to be able to hibernate completely frozen in glaciers, an adaptation one would only need in bitter cold regions. According to Dragons: Defenders of Berk, their favorite food is mutton (sheep), but based on their reclusive nature, they probably go after many different types of prey. So fish would not be a good prey for them to go after. The reason is Skrills tend to avoid water because they are helpless in the water (e.i. I know we feed our Skrills lots of fish in the games, but I honestly don't think this would be a good food for them. Theory 2: Skrills consume just about any meat except fish. With eyes positioned very far forward on the head, the Skrill is not going to be seeing much behind it.

Theory 1: The Skrill's blind spot is behind its frill.
