As part of its ongoing efforts to promote all things related to the beloved Pokémon franchise, The Pokémon Company has shared special content dedicated to winter:
Did you know? It’s said that if they are seen at midnight, they’ll cause heavy snow. They eat snow and ice to survive. It can only survive in cold areas. It bounces happily around, even in environments as cold as −150 degrees Fahrenheit.
Source: @Pokemon
Pokémon Blog 