The Bartz brothers, of New Brighton, Minn., have developed an annual tradition of building giant, sea-themed snow creatures.

It all began with the five-foot tall Puffy the Pufferfish:

In 2012, they upped the ante and made a giant snow walrus:

Now, older and increasingly ambitious, the brothers have made a giant snow shark:

We’re sensing a food chain here. Next year: a giant fisherman holding a harpoon.